1 . x-1x=1,x3-1x3=?
- A. 1
- B. 2
- C. 3
- D. 4
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2 . x-1x=7
- A. 334
- B. 354
- C. 364
- D. 512
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3 . x2+12=5x2
- A.
- B.
- C.
- D.
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4 . x-1x=2
- A.
- B.
- C.
- D.
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5 . x-1x=2
- A. 32
- B. 33
- C. 34
- D. 35
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6 . x-1x=3
- A.
- B.
- C.
- D.
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7 . x-1x=1
- A.
- B.
- C.
- D.
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8 . x-1x=1
- A. 6
- B. 4
- C. 8
- D. 2
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9 . x-1x=2
- A. 4
- B. 12
- C. 14
- D. 16
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10 . x-1x=4
- A. 18
- B. 16
- C. 14
- D. 22
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11 . x-1x=2
- A. 30
- B. 31
- C. 32
- D. 34
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12 . x-1x=7
- A. 49
- B. 50
- C. 51
- D. 52
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13 . x-1x=2
- A. 12
- B. 14
- C. 2
- D. 4
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14 . x-1x=4
- A. 18
- B. 16
- C. 11
- D. 15
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15 . x-1x=5
- A.
- B.
- C.
- D.
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16 . x-1x=4
- A. 34
- B. 31
- C. 32
- D. 3
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17 . x-1x=2
- A. 30
- B. 31
- C. 32
- D. 34
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18 . x+14x-7-x-1x+5=3x-22+5
- A. 3
- B. 5
- C. -1
- D. -3
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19 . x-1x2=3
- A.
- B.
- C.
- D.
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20 . x-1x=4
- A. 10
- B. 14
- C. 16
- D. 18
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21 . x-1x=1
- A. 2
- B. 4
- C. 6
- D. 8
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22 . x4-x-1=0
- A. 0
- B. 1
- C. 2
- D. 4
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23 . x2-4x-1=0
- A. 4
- B. 3
- C. 2
- D. 1
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24 . yx-1x-2-x+3=0
- A. 2x – 2y - 3 = 0
- B. x – 2y - 3 = 0
- C. x + 2y + 3 = 0
- D. x + 2y - 3 = 0
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25 . limx→0=ex-1x
- A. 0
- B. ∞
- C. 1
- D. -1
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