Seudónimo Seudónimo

14-05-2018
Mathematics

contestada

Factor completely 9x^2-64

A. (3x-8)^2
B. (3x+8)(3x-8)
C. (3x+8)(3x+8)
D. (9x-8)^2

Respuesta :

MrGumby MrGumby

18-05-2018

B.

You can factor these by finding the square roots of the end terms and then using +/- in the middle of each one.

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