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The value of sec ( 2 cot^(-1) 2 + cos^(-...

The value of `sec ( 2 cot^(-1) 2 + cos^(-1) . 3/5) ` is equal to

A

`25/24`

B

` - 24/7`

C

`25/7`

D

`- 25/7`

Text Solution

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The correct Answer is:
D
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ARIHANT MATHS-INVERSE TRIGONOMETRIC FUNCTIONS-Exercise (Single Option Correct Type Questions)
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  3. The value of sec ( 2 cot^(-1) 2 + cos^(-1) . 3/5) is equal to

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  4. Which one of the following statement is meaningless ?

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  11. Number of solutions (s) of the equations cos^(-1) ( 1-x) - 2 cos^(-...

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  12. There exists a positive real number of x satisfying "cos"(tan^(-1)x)=x...

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