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Questions  

The domain of f(x)=sinx+16x2 is

a
-4.-π∪0,π
b
-4,-π
c
0,π
d
Nnone of these

detailed solution

Correct option is A

f(x)=sin⁡x+16−x2 or sin⁡x≥0 and 16−x2≥0 or  2nπ≤x≤(2n+1)π,n∈Z and −4≤x≤4 Therefore, domain is [−4,−π]∪[0,π] .

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