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Find the general solution for each of t...

Find the general solution for each of the following equations :
(i) `cos4x=cos2x`
(ii) `cos3x=sin2x`
(iii) `sin3x+cos2x=0`
(iv) `sinmx+sinnx=0`

A

`(2npi)/(5)-(pi)/(10), 2npi+(pi)/(2), ninZ`

B

`(2npi)/(5)-(pi)/(2), 2npi+(pi)/(10), ninZ`

C

`(2npi)/(5)+(pi)/(2), 2npi-(pi)/(10), ninZ`

D

`(2npi)/(5)+(pi)/(10), 2npi-(pi)/(2), ninZ`

Text Solution

Verified by Experts

The correct Answer is:
D
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