7. Add 5x² + 4x-2 to the product of 4x -3 and 2x + 5.
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Answer:
(4x -3)(2x+5)
8x^2+20x-6x -15
8x^2 +14x -15
NOW ,
5x^2+4x-2 +8x^2 +14x-15
13x^2+18x-17 Ans
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