SOLUTION: Factor the trinomial. y^2 + 2y - 63

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Question 374842: Factor the trinomial.
y^2 + 2y - 63

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

Factoring the trinomial

y^2 + 2y - 63   

Asking ourselves what 2 numbers have a product of 63 and difference of 2

(y+9)(y-7)  Note:  SUM of the inner product (9y) and outer product(-7y) = 2y