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Consider f, g and h be three real valued...

Consider f, g and h be three real valued function defined on R.
Let `f(x)= sin 3x + cos x , g(x)= cos 3x + sin x ` and ` h(x) = f^(2)(x) + g^(2)(x) `
Q. General solution of the equation ` h(x) = 4 ` , is :
[where ` n in I ` ]

A

` (4n + 1) (pi)/(8) `

B

` (8n + 1) (pi)/(8) `

C

` (2n + 1) (pi)/(4) `

D

` (7n + 1) (pi)/(4) `

Text Solution

Verified by Experts

The correct Answer is:
A
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