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07-08-2017
Mathematics

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Factor the trinomial below.

x^2-14x+45

A. (x-3)(x+15)
B. (x-3)(x-15)
C. (x-5)(x-9)
D. (x-5)(x+9)

Respuesta :

kphung76127 kphung76127

07-08-2017

C (x-9)(x-5)

Proof:
-9-5=-14
-9*-5=45

Foiling:
x^2-5x-9x+45
x^2-14x+45

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