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If 2cos^2(pi+x)+3 sin(pi+x) vanishes the...

If `2cos^2(pi+x)+3 sin(pi+x)` vanishes then the values of x lying in the interval from 0 to `2pi` are

A

`x=pi//6or5pi//6`

B

`x=pi//3or5pi//3`

C

`x=pi//4or5pi//4`

D

`x=pi//2 or5pi//2`

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RESONANCE ENGLISH-DPP-QUESTION
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  12. Consider the cubic equation x^(3)-(1+ cos theta+sin theta)x^(2)+(cos t...

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