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If 3 cos x ne 2 sin x, then the general ...

If `3 cos x ne 2 sin x`, then the general solution of `sin^(2) x - cos 2x = 2 - sin 2x` is x =

A

`n pi +(-1)^(n)(pi)/2, n inZ`

B

`(npi)/2, n inZ`

C

`(4n+-1)(pi)/2, n inZ`

D

`(2n-1)pi, n inZ`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-TRIGNOMETRIC EQUATIONS-PRACTICE SHEET (EXERCISE -I LEVEL -I STRAIGHT OBJECTIVE TYPE QUESTIONS)
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  13. The number of solutions of the equation cos^(2)(pi)/3 cos x-(8pi)/3=1 ...

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  15. The number of values of x in the interval [0, 5 pi] satisfying the equ...

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  16. If 5 cos 2 theta + 2 cos ^(2) ""(theta)/(2) + 1 = 0 , - pi lt theta l...

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  18. The equation tan^(4) x - 2 sec ^(2) x + a = 0 will have at least one s...

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