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Questions  

The domain of f(x)=sin1x22  is

a
-2,2
b
-2,2
c
−2,2
d
−2,2

detailed solution

Correct option is A

f(x)=sin−1⁡x22 is defined if −1≤x22≤1 or −2≤x2≤2 or  0≤x2≤2  (As x2 cannot be negative)  or −2≤x≤2 Therefore, the domain of f(x) is [−2,2] .

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