समीकरण ((x+2)2+2(x-3)2=35) का मानक रूप कौन-सा है?
What is the standard form of ((x+2)2+2(x-3)2=35)?
Explanation opens after your attempt
A. \(3x^2-8x-13=0\)
Concept
Expanding gives \(x^2+4x+4+2x^2-12x+18=35\). Hence \(3x^2-8x-13=0\) is correct.
Why this answer is correct
The correct answer is A. \(3x^2-8x-13=0\). Expanding gives \(x^2+4x+4+2x^2-12x+18=35\). Hence \(3x^2-8x-13=0\) is correct.
Exam Tip
विस्तार करने पर \(x^2+4x+4+2x^2-12x+18=35\) मिलता है। इसलिए \(3x^2-8x-13=0\) सही है।
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