किस विकल्प में \(2x^2+5x-6\) और \(3x^2-7x+10\) का योग सही है?
Which option gives the correct sum of \(2x^2+5x-6\) and \(3x^2-7x+10\)?
Explanation opens after your attempt
C. \(5x^2-2x+4\)
Concept
In the sum, \(2x^2+3x^2=5x^2\), (5x-7x=-2x), and (-6+10=4). Add like terms separately.
Why this answer is correct
The correct answer is C. \(5x^2-2x+4\). In the sum, \(2x^2+3x^2=5x^2\), (5x-7x=-2x), and (-6+10=4). Add like terms separately.
Exam Tip
योग में \(2x^2+3x^2=5x^2\), (5x-7x=-2x), और (-6+10=4) है। समान पद अलग-अलग जोड़ें।
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