Number of solutions of the equation l...

Number of solutions of the equation
`log_(10) ( sqrt(5 cos^(-1) x -1 )) + 1/2 log_(10) ( 2 cos^(-1) x + 3) + log_(10)sqrt5 = 1 ` is

A

0

B

1

C

more than one but finite

D

infinite

Verified by Experts

The correct Answer is:

B

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