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Assertion: sin(cot^(-1)(1/2))=tan(cos^(-...

Assertion: `sin(cot^(-1)(1/2))=tan(cos^(-1)x)` then the value of `x=(sqrt(5))/3`
Reason R: `cos(tan^(-1)(sin(cot^(-1)x)))=sqrt(((1+x^(2))/(2+x^(2))))`

A

Both A and R are true and R is correct explanation of A

B

Both A and R are true and R is not correct explanation of A

C

A is true, R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
A
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