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Natasha2012 [34]
3 years ago
8

Factor of x squared+4x-45

Mathematics
1 answer:
SOVA2 [1]3 years ago
7 0
X^2 + 4x -45

-45 = 9 * (-5)
   4 = 9 + (-5)

so
x^2 + 4x - 45 = (x + 9)(x - 5)

answer
(x + 9)(x - 5)

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