9031 . (b - c)/b + (b + c)/b = কত?
- A. 2bc/b
- B. 2b/c
- C. - 2c/b
- D. 2c/b
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9032 . (b + c)/a - 2c/a = কত?
- A. (b² - c²)/a²
- B. (b + c)/a
- C. (b - c)/a
- D. (a - b)/a
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9033 . (ab + 2a + 3b)/2ab = কত?
- A. 3/2ab
- B. 3/2a
- C. 1/2ab
- D. 1/2 + 1/b + 3/2a
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9034 . (a-b)=3 এবং ab=4 হলে এর মান কত?
- A. 25
- B. 17
- C. 11
- D. 1
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9035 . (a-3)(b+3)<0 হলে নিচের কোনটি সত্য?
- A. a>3, b<-3
- B. a>3, b>-3
- C. a<3, b<-3
- D. a=3, b=-3
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স্বাস্থ্য মন্ত্রণালয়ের অধীন সহকারী প্রকৌশলী-১৩.০৪.২০১৬ ||
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9036 . (a - b)³ + (b - c)³ + (c - a)³ কে উৎপাদকে বিশ্লেষণ করুনঃ
- A. (a - b)(b - c)(c - a)
- B. 2(a - b)(b - c)(c - a)
- C. 3(a - b)(b - c)(c - a)
- D. 9(a - b)(b - c)(c - a)
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9037 . (a - 5) (x + a) = a2 - 25 হলে x এর মান কত?
- A. 5
- B. 25
- C. -5
- D. -25
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9038 . (a - 2b)3- এর মান কত?
- A. a3 - 8b3 - 6a2b + 12ab2
- B. a3 + 8b3 + 6a2b + 12ab2
- C. a3 + 8b3 - 12ab
- D. a3 -8b3 - 12a2b - 6ab3
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9039 . (a + b)2 = 36 এবং (a - b)2 = 16 হলে, ab এবং (a2 + b2) -এর মান যথাক্রমে--
- A. 10, 5
- B. 15, 25
- C. 25, 20
- D. 5, 26
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9040 . (a + b)2 - 2(a + b) (a - b) + (a - b)2 এর সরলকৃত রাশি কোনটি?
- A. 4ab
- B. 16a2b2
- C. 4b2
- D. 4
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9041 . (a + b)2, a2 - b2 এর ল.সা.গু. কোনটি?
- A. (a + b)2
- B. (a - b)2
- C. (a + b)2 (a - b)
- D. (a2 - b2)
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9042 . (a + b)/(a - b) - (b + 2a)/(b - a) = কত?
- A. (a² - b²)/(a + b)
- B. (a - b)/(a + b)
- C. (a + b)/(a - b)
- D. (3a + 2b)/(a - b)
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9043 . (a + 1/a)2 = 3 হলে, a3 + 1/a3 = কত?
- A. 8
- B. 27
- D. 18
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9044 . (a+b)2 ও a2 -b2 এর গ.সা.গু. কত?
- A. a2 − b2
- B. ( a + b )2 ( a − b )
- C. a+b
- D. a - b
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সমবায় অধিদপ্তর ।। অফিস সহায়ক (09-06-2023)
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9045 . (a+b)2-(a-b)2=কত?
- A. 4ab
- B. 3ab
- C. 2ab
- D. ab
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প্রাথমিক শিক্ষা অধিদপ্তরের হিসাব সহকারী-০৩.০৬.২০১১
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