cogland12c cogland12c

27-01-2018
Mathematics

contestada

Factor completely.

x2+7x−18

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ilovecats9573ozkvsq ilovecats9573ozkvsq

27-01-2018

Hi there!

In order to factor, we need to find two terms that multiply to the c term (-18) but add to the b term (7).

9*-2=-18
9+-2=7
Therefore the factored form would be y=(x+9)(x-2)

Hope this helps!

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