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Please help me I don’t remember how to do it

Please help me I don’t remember how to do it-example-1

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The answer is gonna be A
User Samsina
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In this problem, you must change the signs of everything in the parenthesis, which will come to 3x^2 + x - 5x^2 - x + 4. Add like terms, and you will end up with -2x^2 + 4, which is answer choice A. Hope this helped
User Coproc
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