mollycompton04 mollycompton04

16-09-2019
Mathematics

contestada

factor the expression below x^2 - 81

A. (x + 9)(x - 9)
B. (x - 9)(x - 9)
C. (x + 27)(x - 3)
D. (x - 27)(x - 3)

Respuesta :

sheilalivingston35 sheilalivingston35

13-05-2020

Answer:

It's actually A. (x + 9) (x - 9)

Step-by-step explanation:

Answer Link

Alexandra421 Alexandra421

07-02-2021

A. (x + 9)(x - 9)

Solution:

(x + 9)(x - 9)

x²-9x+9x-81

x²-81

Answer Link

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