फलन (f(x)=\sqrt{x}) का वास्तविक प्रांत क्या है?
What is the real domain of (f(x)=\sqrt{x})?
Explanation opens after your attempt
Correct Answer
A. \([0,\infty\))
Concept
For the square root to be real, \(x \ge 0\) is required. Hence the domain is \([0,\infty\)).
Why this answer is correct
The correct answer is A. \([0,\infty\)). For the square root to be real, \(x \ge 0\) is required. Hence the domain is \([0,\infty\)).
Exam Tip
वर्गमूल वास्तविक होने के लिए \(x \ge 0\) चाहिए। इसलिए प्रांत \([0,\infty\)) है।
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