फलन (f(x)=\sqrt{x+5}) के ग्राफ का डोमेन क्या है?
What is the domain of the graph of (f(x)=\sqrt{x+5})?
Explanation opens after your attempt
A. \( [-5,\infty\) )
Concept
For a square root \(x+5\ge 0\) must hold. Hence \(x\ge -5\).
Why this answer is correct
The correct answer is A. \( [-5,\infty\) ). For a square root \(x+5\ge 0\) must hold. Hence \(x\ge -5\).
Exam Tip
वर्गमूल के लिए \(x+5\ge 0\) होना चाहिए। इसलिए \(x\ge -5\) है।
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