फलन (f(x)=\frac{1}{x-2+6x+10}) का डोमेन क्या है?
What is the domain of (f(x)=\frac{1}{x-2+6x+10})?
Explanation opens after your attempt
A. \(\mathbb{R}\)
Concept
The denominator (x-2+6x+10=(x+3)2+1) is never (0). In exams complete the square to test the denominator.
Why this answer is correct
The correct answer is A. \(\mathbb{R}\). The denominator (x-2+6x+10=(x+3)2+1) is never (0). In exams complete the square to test the denominator.
Exam Tip
हर (x-2+6x+10=(x+3)2+1) कभी (0) नहीं होता। परीक्षा में पूर्ण वर्ग बनाकर हर की जांच करें।
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