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Mathematics
Jazmyn Prince
9 May, 03:27
Simplify x2-x4-32/x2+7x+13
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Amani Hendricks
9 May, 07:21
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remember
(ab) / (ac) = b/c
find common factor
factor them
x^2-4x-32 = (x-8) (x+4)
x^2+7x+12 = (x+3) (x+4)
so
/frac{x^2-4x-32}{x^2+7x+12} = / frac{ (x-8) (x+4) }{ (x+3) (x+4) } = / frac{x-8}{x+3}
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