| 1 |
sin<sup>-1</sup> (-x) = |
- A. -sin<sup>-1</sup> x
- B. sin<sup>-1</sup>x
- C. π + cos<sup>-1</sup>x
- D. -cos<sup>-1</sup>x
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| 2 |
cos (2sin<sup>-1</sup> x) = |
- A. 1- 2x<sup>2</sup>
- B. 1 + 2x<sup>2</sup>
- C. 2x<sup>2</sup>- 1
- D. x<sup>2</sup>- 1
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| 3 |
tan<sup>-1</sup>(-√3) is: |
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| 4 |
The graph of y = cos<sup>-1</sup> x is obtained by reflecting the graph of y = cos x about: |
- A. x-axis
- B. y-axis
- C. y = x
- D. y = -x
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| 5 |
If x is positive or zero, then the principal value of any inverse function of x, if it exists lies in the interval: |
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| 6 |
The range of y = sin<sup>-1</sup> x is: |
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| 7 |
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| 8 |
The range of principal tangent function is: |
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| 9 |
tan(π + tan<sup>-1</sup>x ) = |
- A. x
- B. π+x
- C. π-x
- D. none of these
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| 10 |
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