फलन (f(x)=\frac{1}{\sqrt{4-x-2}}) का प्रांत चुनिए।
Choose the domain of (f(x)=\frac{1}{\sqrt{4-x-2}}).
Explanation opens after your attempt
Correct Answer
A. ((-2,2))
Concept
The square root is in the denominator, so \(4-x^2>0\) is required. This gives (-2<x<2).
Why this answer is correct
The correct answer is A. ((-2,2)). The square root is in the denominator, so \(4-x^2>0\) is required. This gives (-2<x<2).
Exam Tip
हर में वर्गमूल है, इसलिए \(4-x^2>0\) चाहिए। इससे (-2<x<2) मिलता है।
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