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Question

Mathematics Question on Inverse Trigonometric Functions

If sin1(x5)+cosec1(54)=π2,\sin^{-1}(\frac{x}{5})+\cosec^{-1}(\frac{5}{4})=\frac{\pi}{2}, then the value of x

A

3

B

2

C

1

D

0

Answer

3

Explanation

Solution

The correct option is (A) : 3.