कौन-सा व्यंजक \(2x^2-5x+3\) में \(x^2+4x-8\) जोड़ने पर मिलता है?
Which expression is obtained by adding \(x^2+4x-8\) to \(2x^2-5x+3\)?
Explanation opens after your attempt
A. \(3x^2-x-5\)
Concept
Add like terms: \(2x^2+x^2=3x^2\), (-5x+4x=-x), and (3-8=-5).
Why this answer is correct
The correct answer is A. \(3x^2-x-5\). Add like terms: \(2x^2+x^2=3x^2\), (-5x+4x=-x), and (3-8=-5).
Exam Tip
समान पद जोड़ें: \(2x^2+x^2=3x^2\), (-5x+4x=-x), और (3-8=-5)।
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