Factorise the equation x2+18x-40. With the help of spitting the middle term
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Step-by-step explanation:
x2+18x-40=0
x2+20x-2x-40=0
x(x+20) -2(x+20)
(x-2) (x+20)
therefore
x=2 and -20
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its your answer.... ..........
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