Q.1. factorisex2+2x-63
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Answer:
x²-9x+7x-63
x(x-9)+7(x-9)
(x+7)(x-9)
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Step-by-step explanation:
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0
x² + 2x - 63
=> x² + 9x -7x - 63
=> x(x + 9) - 7(x + 9)
=> (x + 9) (x - 7)
Hope it help u..
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