फलन (f(x)=\sqrt{x+4}-2) के ग्राफ का प्रांत क्या है?
What is the domain of the graph of (f(x)=\sqrt{x+4}-2)?
Explanation opens after your attempt
A. \(x\ge -4\)
Concept
The radicand must satisfy \(x+4\ge0\). For such questions, check the expression inside the square root first.
Why this answer is correct
The correct answer is A. \(x\ge -4\). The radicand must satisfy \(x+4\ge0\). For such questions, check the expression inside the square root first.
Exam Tip
वर्गमूल के अंदर \(x+4\ge0\) होना चाहिए। ऐसे प्रश्नों में वर्गमूल के अंदर का भाग पहले जाँचें।
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