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2 sin^(2)x + sin^(2)2x=2,pi lt x lt pi t...

`2 sin^(2)x + sin^(2)2x=2,pi lt x lt pi` then x equals

A

`sqrt(10+2sqrt(5))/(4)`

B

`(sqrt(5)-1)/(4)`

C

`sqrt(5+1)/(4)`

D

`(sqrt(3)+1)/(2sqrt(2))`

Text Solution

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a,b,c,d
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FIITJEE-TRIGONOMETIC EQUATIONS -ASSIGNMENT PROBLEMS (OBJECTIVE) (LEVEL II)
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