| 1 |
tan(π + tan<sup>-1</sup>x ) = |
- A. x
- B. π+x
- C. π-x
- D. none of these
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| 2 |
cos(tan<sup>-1</sup>∞) = |
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| 3 |
Inverse sine function is written as: |
- A. (sin x)<sup>-1</sup>
- B. sin x<sup>-1</sup>
- C. arc sinx
- D. arc sin<sup>-1</sup> x
|
| 4 |
tan(π + cot<sup>-1</sup>x ) = |
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| 5 |
The domain of principal sine function is: |
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| 6 |
If f(x) = arccos x, then: |
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| 7 |
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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| 8 |
The range of y = cos<sup>-1</sup> x function is: |
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| 9 |
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| 10 |
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