फलन (f(x)=\sqrt{\frac{x+3}{5-x}}) का प्रांत क्या है?
What is the domain of (f(x)=\sqrt{\frac{x+3}{5-x}})?
Explanation opens after your attempt
Correct Answer
A. ( [-3,5) )
Concept
The square root needs \(\frac{x+3}{5-x}\ge 0\) and \(x\ne 5\). Sign checking gives ([-3,5)).
Why this answer is correct
The correct answer is A. ( [-3,5) ). The square root needs \(\frac{x+3}{5-x}\ge 0\) and \(x\ne 5\). Sign checking gives ([-3,5)).
Exam Tip
वर्गमूल के अंदर \(\frac{x+3}{5-x}\ge 0\) और \(x\ne 5\) चाहिए। संकेत जांच से ([-3,5)) मिलता है।
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