mollycompton04
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 Alexandra421
  • 07-02-2021

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

Solution:

(x + 9)(x - 9)

x²-9x+9x-81

x²-81

Answer Link

Otras preguntas

In which structure is all the genetic information of an organism found? DNA gene codon protein
List 3 Values That Would Make This Inequality True.
PLEASE HELP!!!!! In Southwest Asia and North Africa, ______ are the dominant ethnic group; _____ is the dominant religion; and _____ is the dominant language.
How did immigration affect immigrants and other Americans around the year 1900? I need 3 sentences and facts that match it.
what should a nation with a comparative advantage in the production of bicycles do?
In which of the following wars did a dispute over agricultural labor play a part in causing the war?
Jan is very perceptive about other people. according to howard gardner, jan is high in __________ skills.
what is 65.6 rounded to nearest tenth
Please help with this question
as you enter a harbor from the open sea, you see a red nun buoy.how should you pass it?