Question

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Find the sum of 2x² + 3xy -5 and 7 + 2xy - x'.
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Answer 1

sum of 3x2 – 2x and 3x + 7 = (3x2 – 2x) + (3x +7) =3x2 – 2x + 3x + 7 = (3x2 + x + 7) Now, required expression = 2x2 – 3x + 1+ (3x2 + x + 7) = 2x2 + 3x2 – 3x + x + 1 + 7 = 5x2 – 2x + 8Read more on Sarthaks.com - https://www.sarthaks.com/682919/add-2x-2-3x-1-to-the-sum-of-3x-2-2x-and-3x-7

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