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If 7cos^(2)x+sinx cos x-3=0 then x=...

If `7cos^(2)x+sinx cos x-3=0` then x=

A

`x=n pi+(pi)/4, n inZ`

B

`x=kpi+tan^(-1)(4/3), k in Z`

C

`x=kpi+tan^(-1)(3/4), k in Z`

D

`x=npi+(pi)/3, n in Z`

Text Solution

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The correct Answer is:
B, C
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