1 . Y2K- তে K মানে-
- A. শত
- B. হাজার
- C. দশ হাজার
- D. লক্ষ
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2 . x2 + y2 = ৮ এবং xy = ৭ হলে (x + y)2 এর মান কত?
- A. ১৪
- B. ১৬
- C. ২২
- D. ৩০
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3 . x2+y2=18এবং xy=6 (x−y)2এর মান কত ?
- A. 4
- B. 6
- C. 8
- D. 12
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4 . If x4 = 81 and y2 = 49, then the maximum possible value of y - x?
- A. 21
- B. 10
- C. 4
- D. -4
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5 . x2 - 169 - y2 = 0 বৃত্তের ব্যাসার্ধ কত?
- A. 16
- B. 169
- C. 13
- D. 14
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6 . x/y + y/x = 3 হলে, x2/y2 + y2/x2 এর মান কত?
- A. 6
- B. 7
- C. 9
- D. 10
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7 . 2x2 - 5xy + 2y2 এর একটি উৎপাদক হবে?
- A. 2y - x
- B. x - 2y
- C. 2(x - y)
- D. x - 3y
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8 . 2y4 - 14y2 + 2 এর উৎপাদকে বিশ্লেষণ কোনটি?
- A. (2y2 + 6y + 2)(y2 - 3y + 1)
- B. (2y2 - 7y + 1)(2y2 + 7y + 1)
- C. 2(y2 + 3y + 1)(y2 - 3y + 1)
- D. 2(y2 + 3y + 1)(y2 -3y -1)
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9 . ay + a - y2 - 2y - 1 এর উৎপাদক কোনটি?
- A. (y - 1) (a + y + 1)
- B. (y + 1) (a + y + 1)
- C. (y + 1) (a - y - 1)
- D. (y - 1) (a - y - 1)
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10 . (9x2+16y2)রাশিটির সাথে কোনটি যোগ করলে যোগফল পূর্ণবর্গ হবে?
- A. 12xy
- B. 24xy
- C. 15xy
- D. 30xy
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11 . x3y - xy3 এবং x2 - y2 এর ল.সা.গু কত?
- A. (x - y)
- B. xy(x + y)
- C. xy(x - y)
- D. xy(x - y)(x + y)
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12 . 2x + 2y + x2 - y2x + y = ?
- A. x - yx + y
- B. (x - y)2x + y
- C. x - y
- D. 2 + x - y
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13 . x + yx + x - yy + x2 - y2xy = কত?
- A. yx
- B. xy
- C. 2xy
- D. 2yx
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14 . x2 + 4y2 + 8x - 16y + 16 এর সাথে কত যোগ করলে যোগফল একটি পূর্ণবর্গ হবে?
- A. - 4xy
- B. 4xy
- C. - 2xy
- D. 2xy
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15 . x2/y2 + 2x/y এর সাথে কত যোগ করলে সংখ্যাটি পূর্ণ বর্গ হবে?
- A. -1
- B. 1
- C. 2y2
- D. 2xy
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16 . x + y = 8 এবং x - y = 2 হলে, 2x2 + 2y2 = কত?
- A. 64
- B. 72
- C. 70
- D. 68
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17 . x - y = 3 এবং xy = 108 হলে, x2 - y2 এর মান কত?
- A. -63
- B. ±63
- C. 63
- D. 27
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18 . x + y = √7, x - y = √3 হলে, 8xy(x2 + y2) এর মান কোনটি?
- A. 8
- B. 40
- C. 20
- D. 25
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19 . x + y + z = 15 এবং x2 + y2 + z2 = 83 হলে, xy + yz + zx এর মান কোনটি?
- A. 71
- B. 72
- C. 32
- D. 16
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20 . x + y = 12 এবং x - y = 2 হলে, x2 + y2 = কত?
- A. 35
- B. 37
- C. 74
- D. 70
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21 . a2 - x2a + y × a2 - y2ax + x2 × 1a - x = কত?
- A. a + yx
- B. a - yx
- C. x + ay
- D. x - ya
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22 . যদি (x - y)2 = 14 এবং xy = 2 হয় তবে x2 + y2 = কত?
- A. 12
- B. 14
- C. 17
- D. 18
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23 . x + y = 8; x - y = 6 হলে x2 + y2 এর মান কত?
- A. 40
- B. 60
- C. 50
- D. 80
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24 . x2 - 4xy + y2 +8x - 2y - 5 = 0 নির্দেশ করে?
- A. প্যারাবোলা
- B. উপবৃত্ত
- C. বৃত্ত
- D. হাইপারবোলা
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25 . x2 + y2 + 3 = 0 একটি-
- A. বৃত্ত
- B. প্যারাবোলা
- C. উপবৃত্ত
- D. গোলক
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26 . x2 + y2 + 64 = 0 সমীকরণটীর লেখচিত্র কি?
- A. বৃত্ত
- B. উপবৃত্ত
- C. সরল রেখা
- D. কোনটিই নয়
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27 . 3x2y + 6xy2, 9x2 - 36y2 এর গ.সা.গু. কত?
- A. x + 2y
- B. 3 (x - 2y)
- C. 3 (x + 2y)
- D. x (x + y)
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28 . 4x2y2z এবং 6xy2 এর ল.সা.গু. কত?
- A. 24xyz
- B. 24x2yz
- C. 12x2y2z
- D. 12xy2z
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29 . x2 + y2 = 8 এবং xy = 7 হলে (x + y)2 এর মান কত?
- A. 18
- B. 15
- C. 27
- D. 22
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30 . x+y+z = 7 এবং xy + yz + z.x = 10 হলে x2+ y2 +z2 এর মান
- A. 29
- B. 32
- C. 35
- D. 45
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31 . x2y+xy2 এবং x2+xy রাশিদ্বয়ের ল.সা.গু এবং গ.সা.গু এর গুণফল কত?
- A.
- B.
- C.
- D.
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32 . যদি x = -3 এবং y = 2 হয় তবে xy2 = কত?
- A. 6
- B. 20
- C. -18
- D. -12
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33 . যদি x2 - y2 = 16 এবং x + y > x - y হয়, তবে কোনটি x - y এর সমান হবে?
- A. 3
- B. 4
- C. 5
- D. 6
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34 . x2+y2+z2=2, xy+yz+zx=1
- A. 12
- B. 19
- C. 16
- D. 14
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35 . নিচের যে কোন একটি দ্বারা Z1A9, Y2B8, X3C7, WAD6,-?ধারাটি পূর্ণ করুন?
- A. U5E5
- B. L0E0
- C. V0E0
- D. VSES
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36 . x2+y2=185, x-y=3
- A.
- B.
- C.
- D.
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37 . logax=1,logay=2,logaz=3,logax3y2z=?
- A. 1
- B. 4
- C. 2
- D. 5
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38 . x+y=3,x2+y2=5
- A.
- B.
- C.
- D.
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39 . x+y=2,x2+y2=4,x3+y3=?
- A. 8
- B. 9
- C. 16
- D. 25
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40 . 18x+y3,24x+y2
- A.
- B.
- C.
- D.
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41 . x2-y2+2y-1
- A.
- B.
- C.
- D.
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42 . x3+x2y,x2y+xy2
- A.
- B.
- C.
- D.
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43 . 4x+y,x-y,12x2-y2
- A.
- B.
- C.
- D.
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44 . x=15, y=5 হলে x3-3x2y+3xy2-y3=?
- A. 800
- B. 1200
- C. 1400
- D. 1000
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45 . x2-y2,x2+xy+y2,x3-y3
- A.
- B.
- C.
- D.
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46 . x2+y2+z2=4,x+y-z=8
- A.
- B.
- C.
- D.
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47 . x-y2=14
- A. 12
- B. 14
- C. 16
- D. 18
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48 . x+y=8,x-y=6
- A. 40
- B. 60
- C. 50
- D. 80
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49 . 4x2+9y2
- A.
- B.
- C.
- D.
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50 . x2-8x-8y+16+y2
- A.
- B.
- C.
- D.
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51 . x+y=6
- A. 4
- B. 6
- C. 8
- D. 12
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52 . x2+y2=8
- A. 14
- B. 16
- C. 22
- D. 30
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53 . 16x2-25y2
- A.
- B.
- C.
- D.
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54 . x+y=7
- A. 6
- B. 32
- C. 4
- D. 9
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55 . x-y2=12
- A. 14
- B. 11
- C. 12
- D. 13
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56 . 4x2+9y2
- A. 12xy
- B. 24xy
- C. 2xy
- D. 6xy
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57 . 2x+3y2y+3x=56
- A.
- B.
- C.
- D.
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58 . x+y=2,x2+y2=4 হলে
- A.
- B.
- C.
- D.
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59 . x3+6x2y+11xy2+6y3
- A.
- B.
- C.
- D.
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60 . 9x2+16y2
- A.
- B.
- C.
- D.
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61 . x+y=2
- A.
- B.
- C.
- D.
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62 . x+y=17
- A. 49
- B. 8
- C. 9
- D. 10
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63 . x2+y2=8
- A. 14
- B. 16
- C. 22
- D. 24
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64 . x2-y2
- A.
- B.
- C.
- D.
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65 . x+y,x-y,x2-y2
- A.
- B.
- C.
- D.
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66 . x2+y2=8
- A. 14
- B. 16
- C. 22
- D. 30
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67 . x+y2-x-y2=
- A.
- B.
- C.
- D.
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68 . x2+y2=8
- A. 14
- B. 16
- C. 22
- D. 30
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69 . x2−y2−2y−1
- A.
- B.
- C.
- D.
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70 . x2−y2+4y−4
- A.
- B.
- C.
- D.
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71 . x2 − y2 + 2 y − 1
- A.
- B.
- C.
- D.
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72 . x+y=8
- A.
- B.
- C.
- D.
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73 . X+Y=8
- A.
- B.
- C.
- D.
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74 . 2y4-14y2+2
- A.
- B.
- C.
- D.
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75 . x2+y2=18
- A. 4
- B. 6
- C. 8
- D. 12
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76 . x+y=5, x-y=3
- A. 17
- B. 18
- C. 20
- D. 22
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77 . 2x2-xy-6y2
- A.
- B.
- C.
- D.
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78 . x2-4xy+y2+8x-2y-5=0
- A. Parabola
- B. Ellipse
- C. circle
- D. hyperola
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79 . In Y2K, K stands for what ?
- A. Computer
- B. Millennium
- C. Century
- D. Thousand
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80 . x-y2
- A. 8
- B. 6
- C. 4
- D. 12
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81 . x-y=10,xy=5
- A. 80
- B. 120
- C. 110
- D. 90
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82 . x+y-1-x-y×2yx2-y2-1
- A. 1
- B.
- C. 2
- D. -1
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83 . x2+y2=25
- A. 6
- B. 7
- C. 8
- D. 9
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84 . 25x2=y2-4
- A.
- B.
- C.
- D.
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85 . 2x+2y+x2-y2x+y=?
- A.
- B.
- C. x-y+2
- D. 2(x-y)
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86 . x2+y2/x2-y2
- A. -10/9
- B. 5/4
- C. -5/4
- D. -5/3
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87 . 3x2+4y2=12
- A. উপবৃত্ত
- B. বৃত্ত
- C. অধিবৃত্ত
- D. পরাবৃত্ত
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88 . x+y=12
- A. 7
- B. 8
- C. 9
- D. 10
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89 . x2+y2=4 x3 + y3
- A. 6
- B. 7
- C. 8
- D. 10
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90 . x+y=5,x+4y=4,
- A. 60
- B. 40
- C. 20
- D. 80
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91 . x2+y2=8
- A. ১৪
- B. ১৬
- C. ২২
- D. ৩০
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92 . What is the size of The FY2024-25 budget?
- A. BDT 7,97,000 crore
- B.
- C.
- D.
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93 . x-y3,
- A. 1
- B. 3
- C. 3a
- D.
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94 . x+y,x-y,x2-y2
- A.
- B.
- C.
- D.
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95 . x2-y2,x2+xy+y2,x3-y3
- A.
- B.
- C.
- D.
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96 . x+y=7
- A. 7
- B. 25
- C. 65
- D. 91
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97 . x2-y2
- A. 4
- B. 0
- C. 1
- D.
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98 . x2-y2,x3-y3,x4+x2y2+y4
- A. x+y
- B. x -y
- C. 0
- D. 1
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99 . x+y=5,x+4y=4,
- A. 60
- B. 40
- C. 20
- D. 80
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100 . x2+y2+z2=4,x+y-z=8
- A. -60
- B. -30
- C. 30
- D. 60
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101 . x2+y2=4 x3+y3
- A. 4
- B. 8
- C. 12
- D. 16
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102 . x+y2
- A. 49
- B. -29
- C. -1
- D. 0
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103 . 16x2-56xy+49y2
- A. 204
- B. 1156
- C. 36
- D. 6
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104 . xy+yx=6
- A. 30
- B. 32
- C. 34
- D. 36
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105 . x2+y2+x2=5,x+y+z=3
- A. -5
- B. -4
- C. -3
- D. -2
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106 . x2-y2+2y-1
- A.
- B.
- C.
- D.
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107 . x3+6x2y+11xy2+6y3
- A. (x+y)(x+3y)(x+5y)
- B. (x+y)(x+2y)(x+3y)
- C. (x+y)(x+4y)(x+3y)
- D. (x-y)(x+y)(x+2y)
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108 . x2-y2+2x+1
- A. x+y-1
- B. 1-x-y
- C. x-y-1
- D. x+y+1
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109 . y2 = 0 সমীকরণের নিশ্চায়ক কোনটি
- A. -4
- B. 0
- C. 1
- D. 4
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110 . x2+y2=xy
- A.
- B. xy
- C.
- D.
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111 . X-Y2
- A. -12
- B. 12
- C. 8
- D. 10
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112 . x2+y2+z2=2,x+y+z=2
- A. 0
- B. 1
- C. 2
- D. 3
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113 . fx,y=x2y2,
- A. 64
- B. 16
- C. 96
- D. 32
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114 . x2+y2+b=8,xy=7
- A. ১৪
- B. ১৬
- C. ২২
- D. ৩০
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115 . x+3x2x-3y22
- A. 4
- B. 8
- C. 5
- D. 3
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116 . Is y longer than 1? (1) y is longer than 1 (2) y2 - 4 > 0
- A. Statement (1) ALONE is sufficient but statement (2) alone is not sufficient
- B. Statement (2) ALONE is sufficient but statement (1) alone is not sufficient
- C. Both statements TOGETHER are sufficient but NEITHER statement alone is sufficient
- D. EACH statement ALONE is sufficient
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117 . x2-y2=10
- A. 24.75
- B. 297
- C. 247.5
- D. 247
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118 . x-y=10,xy=5
- A. 80
- B. 120
- C. 110
- D. 90
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119 . x-y2=12
- A. 14
- B. 11
- C. 12
- D. 13
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120 . x+y2=164
- A. 6
- B. 9
- C. 4
- D. 12
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121 . y2=4x
- A.
- B.
- C.
- D.
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122 . x2a2+y2b2=1
- A.
- B.
- C.
- D.
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123 . x29+y24=1
- A. 2
- B.
- C.
- D.
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124 . x2+y2-4x+5y+9=0
- A.
- B.
- C.
- D.
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125 . y2=4ax
- A. t
- B.
- C.
- D.
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126 . x2+y2+4x+6y-12=0
- A.
- B.
- C.
- D.
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127 . 4y2-5x2=20
- A.
- B.
- C.
- D.
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128 . 9x2+25y2=225
- A. 15 π
- B. 10 π
- C. 20 π
- D. 25 π
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129 . y2=12x
- A. 4x + 2y + 3 = 0
- B. 4x – 2y - 3 = 0
- C. 4x - 2y + 3 = 0
- D. 4x + 2y - 3 = 0
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130 . x2+y2=5
- A. 9
- B. 1
- C. 3
- D.
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131 . y2=12x
- A. x = 3
- B. x = - 3
- C. y = 3
- D. y = - 3
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132 . 2y2-x2=1
- A.
- B.
- C.
- D. 3
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133 . x2+y2-9x=0
- A.
- B.
- C.
- D.
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134 . 3x2+5y2=1
- A.
- B.
- C.
- D.
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135 . 2x2+y2-3x+4y=0
- A.
- B.
- C.
- D.
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136 . sin-1x+sin-1y=π2
- A. 1
- B. 2
- C. 3
- D. 4
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137 . y2=4x+4y-8
- A. x - 1 = 0
- B. x + 1 = 0
- C. x = 0
- D. x + 1 = - 1
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138 . যদি x = 1 + √ 2 এবং y = 1 − √ 2 হয়, তবে x2 + y2 এর মান কত?
- A. 6
- B. 8
- C. 10
- D. 12
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139 . 4 x2 + 9 y2 = 36 উপবৃত্ত (ellipse) দ্বারা আবদ্ধ ক্ষেত্রের ক্ষেত্রফল কত?
- A. 6 π বর্গ একক
- B. 12 π বর্গ একক
- C. 8 π বর্গ একক
- D. 2 π বর্গ একক
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140 . x2 + y2 − b y = 0 বৃত্ত (circle) এর সমীকরণ পোলার স্থানাঙ্ক (polar coordinate) - এর মাধ্যমে প্রকাশ করলে সমীকরণটি হবে-
- A. x = y sin θ
- B. r = b
- C. r = b sin θ
- D. r = b cos θ
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141 . x2+y2+8x-c=0
- A. 10
- B. -10
- C. 20
- D. 1
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142 . x2+y2+8x-4y-5=0
- A. (-4,2)
- B. (4,-2)
- C. (2,-1)
- D. (4,2)
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143 . limx→∞ 2x siny2x=?
- A. y
- B. 2
- C.
- D.
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144 . x2+y2=9
- A.
- B.
- C.
- D.
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145 . x2a2-y2b2=1
- A.
- B.
- C.
- D.
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146 . x2+y2+3x-5y+2=0
- A. 5x - y - 3 = 0
- B. x + y + 2 = 0
- C. x - 5y - 3 = 0
- D.
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147 . x+y=10, x2-y2=10
- A. 24.75
- B. 297
- C. 247.5
- D. 247
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148 . x2+y2+2gx+2∫y+c=0
- A.
- B.
- C.
- D.
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149 . y2=4mx
- A. 4
- B.
- C. 2
- D.
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150 . 3x2+4y2=12
- A.
- B.
- C.
- D.
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151 . x2+y2=36
- A. x + 2y-5=0
- B. x - 2y+5=0
- C. x+2y-10=0
- D. 2x+y-5=0
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152 . 2x2+2y2-18=0
- A. 3
- B. 5
- C. 4
- D.
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153 . y2=4x,x-1=0
- A.
- B.
- C.
- D.
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154 . 9x2-4y2+36=0
- A.
- B.
- C.
- D.
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155 . y2=16x
- A. 2
- B. -2
- C. 1
- D. -1
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156 . 2x=y2+8y+22
- A. (3,-4)
- B. (-3, 4)
- C. (- 3, - 3)
- D. (3, 4)
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157 . পরাবৃত্তর আদর্শ্ সমীকরণ y2=4ax হলে, দ্বিকাক্ষের সমীকরণ-
- A. x=a
- B. x=-a
- C. y=o
- D. x=0
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158 . x2+y2-8x-12y+p=0
- A. 16
- B. -18
- C. -16
- D. 18
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159 . y2-x22=1
- A.
- B.
- C.
- D.
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160 . y2=-8x ও x2-16y
- A.
- B.
- C.
- D.
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161 . y2=4x
- A.
- B.
- C.
- D.
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162 . x2+y2=p2
- A.
- B.
- C.
- D.
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163 . x225+y2m=1
- A.
- B.
- C.
- D.
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164 . 3x2+5y2=15
- A.
- B.
- C.
- D.
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165 . x2+y2+2x+3y+11=0
- A. 2x+1=0
- B. 2x+y=0
- C. x+y=0
- D. x+2y=0
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166 . y2+4x+2y-8=0
- A.
- B.
- C.
- D.
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167 . y2=4x
- A. 3
- B.
- C.
- D.
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168 . 16y2-9x2+18x+64y+199=0
- A. অধিবৃত্ত
- B. বৃত্ত
- C. পরাবৃত্ত
- D. উপবৃত্ত
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169 . x230+y214=1
- A. 7
- B. 14
- C. 15
- D. 30
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170 . 2x2+y2-8x-2y+1=0
- A. (2, 1)
- B. (-2,1)
- C. (1, 2)
- D. (1,-2)
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171 . x2+y2=2ax
- A.
- B.
- C.
- D.
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172 . y=x-5
- A.
- B.
- C.
- D.
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173 . y2=4x
- A.
- B.
- C.
- D.
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174 . x2a2+y2b2=1
- A.
- B.
- C.
- D.
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175 . x29+y24=1
- A. 2
- B.
- C.
- D.
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176 . x2+y2-gx=0
- A.
- B.
- C.
- D.
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177 . y2=4x
- A.
- B.
- C.
- D.
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178 . x2+y2+3x-5y+2=0
- A.
- B.
- C.
- D.
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179 . x2+y2=16
- A.
- B.
- C.
- D.
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180 . 16x2+9y2-32x-128=0
- A. 12π
- B. 10π
- C. 14π
- D. 7π
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181 . 3x+4y=k
- A.
- B.
- C.
- D.
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182 . x2/2+y2/3=1 উপবৃত্তীয় ক্ষেত্রের যে অংশ ধনাত্বক বৃহৎ অক্ষ ও ক্ষুদ্র অক্ষ দ্বারা বেষ্টিত তার ক্ষেত্রফল কত বর্গ একক ?
- A. (π√6)/4
- B. (π√3)/2
- C. 3π/2
- D.
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183 . 9x2+25y2=225 উপবৃত্ত এর উৎকেন্দ্রিকতা কত?
- A. 4/5
- B. 3/4
- C. 1/2
- D.
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184 . (6, 4) বিন্দুগামী x2p+y225=1 উপবৃত্তটির উতকেন্দ্রতা কত ?
- A. √3/2
- B. √3/√2
- C. 3/4
- D.
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185 . 4x2+py2 = 80 (0,±4) বিন্দু দিয়ে অতিক্রম করলে উপবৃত্তটির উৎকেন্দ্রিকতা নির্ণয় করো।
- A. 1/√5
- B. 15
- C. √5
- D.
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186 . m এর কোন মানের জন্য 4x2+8xy+my2=9 একজোড়া সরলরেখার সমীকরণ হবে?
- A. x+y = ±3/2
- B. x±=9/4
- C. x+y = 0
- D.
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187 . 5 x2 + 6 y2 + 12 y = 0 সমীকরণটি নির্দেশ করে-
- A. একজোড়া
- B. বৃত্ত
- C. উপবৃত্ত
- D. অধিবৃত্ত
- D. পরাবৃত্ত
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188 . y2=10 x পরাবৃত্তে নাভিলম্বের দৈর্ঘ্য কত ?
- A. 0
- B. 5
- C. 8
- D. 10
- D. 12
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189 . যদি x4 = 81 এবং y2 = 49 তখন y-x এর সর্বোচ্চ সম্ভাব্য মান কত?
- A. 21
- B. 10
- C. 4
- D. -4
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190 . x=y2 এবং y=x−2 দ্বারা আবদ্ধ ক্ষেত্রের ক্ষেত্রফল হবে-
- A. 4 1/2
- B. 1
- C. 2
- D.
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191 . যদি x2+3xy+5y2=1 হয়, তাহলে dy/dx সমান হবে−
- A. −2x+3y/3x+10y
- B. 2x+3y/3x+10y
- C. none
- D.
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192 . y2 =10 x পরাবৃত্তের (parabola) নাভিলম্বের (latus rectum) দৈর্ঘ্য কত ?
- A. 0
- B. 5
- C. 10
- D. 8
- D. -10
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193 . y2 = 4 x + 8 y পরাবৃত্তটির শীর্ষবিন্দুর স্থানাঙ্ক-
- A. (4,4)
- B. (-4,-4)
- C. (4,-4)
- D. (-4,4)
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194 . 9 x2 + 9 y2 = 81 সমীকরণটির জ্যামিতিক অর্থ হবে-
- A. উপবৃত্ত
- B. পরাবৃত্ত
- C. অধিবৃত্ত
- D. যুগল রেখা
- D. বৃত্ত
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195 . y2 = 10 x পরাবৃত্তের (parabola) নাভিলম্বের (latus rectum) দৈর্ঘ্য কত ?
- A. 0
- B. 5
- C. 8
- D. 10
- D. 12
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196 . 3x+2y+K=0 রেখাটি x2 + y2 − 8x − 2y − 4 = 0 বৃত্তকে স্পর্শ করলে K এর একটি মান -
- A. 1
- B. 27
- C. 5
- D. -1
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197 . x2 + y2 + 8x − 4y + c = 0 বৃত্তটি x অক্ষকে স্পর্শ করে c এর মান -
- A. 16
- B. 2
- C. 4
- D. -16
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198 . x2 + y2 − 24x + 10y = 0 বৃত্তের ব্যাসার্ধ -
- A. 7
- B. 5
- C. 13
- D. 12
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199 . (x +y, x2 + y2 ) = (2,4) হলে, x2 − y2 এর মান -
- A. ± 2
- B. ± 4
- C. ± 6
- D. ± 8
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200 . x2+y2−6x−4y+c = 0 রেখাটি y অক্ষকে স্পর্শ করলে c =?
- A. 4
- B. 5
- C. 7
- D. 11
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201 . 2x2+2y2+6x+10y−1=0 বৃত্তের ব্যাসার্ধ r হলে, r=?
- A. 1
- B. 3
- C. √6
- D. √3
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202 . 2x2 + 2y2 − 4x − 12y + 11 = 0 বৃত্তটির ব্যাসার্ধ কত?
- A. √ 29
- B. √ 15 . 5
- C. 29
- D. √ 4 . 5
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203 . 4 x2 + 25 y2 = 100 উপবৃত্ত দ্বারা আবদ্ধ ক্ষেত্রের ক্ষেত্রফল কত বর্গ একক?
- A. 10π
- B. 4π
- C. 25π
- D. 100π
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204 . 9x2 − 30xy + 25y2 এর উৎপাদক বিশ্লেষণ কোনটি ?
- A. ( 3 y − 5 x ) ( 3 y − 5 x )
- B. ( 5 x − 3 y ) ( 5 x + 3 y )
- C. ( 3 x − 5 y ) ( 3 x − 5 y )
- D. ( 3 x + 5 y ) ( 3 x − 5 y )
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205 . যদি y=2x+2 রেখাটি y2 = 4ax পরাবৃত্তকে স্পর্শ করে তবে উপকেন্দ্রিকতা লম্বের দৈর্ঘ্য কি হবে?
- A. 4
- B. 8
- C. 16
- D. 32
- D. 64
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206 . y2+ 2y = x+7 সমীকরণটি কী নির্দেশ করে?
- A. সরলরেখা
- B. বৃত্ত
- C. পরাবৃত্ত
- D. উপবৃত্ত
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207 . k এর মান কত হলে 3x + 4y = k রেখাটি x2 + y2 − 10x = 0 বৃত্তকে স্পর্শ করে ?
- A. 40, 10
- B. 40, -10
- C. 4, -1
- D. 3, -5
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208 . x2 + y2− 4 x − 8 y + 4 = 0 বৃত্তের ব্যাসার্ধ-
- A. 4
- B. 3
- C. 8
- D. 1
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209 . y2= 4 a x , ( a > 0 ) পরাবৃত্তের শীর্ষ বিন্দুতে স্পর্শকের সমীকরণ-
- A. x=a
- B. y=0
- C. x=0
- D. y=b
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210 . x2 + y2 + 2x − 2y + 1 = 0 বৃত্তটি x2 + y2 = a2 বৃত্তকে অন্তঃস্থভাবে স্পর্শ করলে a এর মান কত?
- A. 1
- B. √2
- C. -√2
- D. 1+√2
- D. 1-√2
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211 . 2 x2 − 4 xy + 3y2 − x + y − 1 = 0 সমীকরণের জ্যামিতিক রূপ কোনটি?
- A. বৃত্ত
- B. পরাবৃত্ত
- C. উপবৃত্ত
- D. অধিবৃত্ত
- D. জোড়া সরলরেখা
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212 . y2 − 2x − 4y + 4 = 0 বক্ররেখার (0,2) বিন্দুতে অভিলম্বের সমীকরণ কোনটি?
- A. x = 0
- B. y = 0
- C. x=2
- D. y = 2
- D. x = y
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213 . 2 x2 − y2 = 4 অধিবৃত্তের উৎকেন্দ্রিকতা কত?
- A. √2
- B. √5
- C. √4
- D. √3
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214 . x2+y2=9
- A.
- B.
- C.
- D.
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