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If sin 2 theta+cos theta =0 then theta=...

If `sin 2 theta+cos theta =0` then `theta=`

A

`2 n pi -(pi)/6, n in Z`

B

`2npi+(pi)/3, n in Z`

C

`(2npi)/3-(pi)/6, n in Z`

D

`(2npi)/3+(pi)/4, n in Z`

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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