फलन \(y=\sqrt{2x-8}\) का डोमेन क्या है?
What is the domain of \(y=\sqrt{2x-8}\)?
Explanation opens after your attempt
A. \([4,\infty\))
Concept
For the square root \(2x-8\ge 0\) is required. This gives \(x\ge 4\).
Why this answer is correct
The correct answer is A. \([4,\infty\)). For the square root \(2x-8\ge 0\) is required. This gives \(x\ge 4\).
Exam Tip
वर्गमूल के लिए \(2x-8\ge 0\) चाहिए। इससे \(x\ge 4\) मिलता है।
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