Seudónimo Seudónimo

25-03-2021
Mathematics

contestada

Please help! 5/20, will give brainliest. I do not tolerate spam answers!
Factor the equation. [tex]9x^2 - 81[/tex]

Respuesta :

Аноним Аноним

25-03-2021

This one can be factored.

[tex]9x^2-81=9(x^2-9)[/tex]

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jimrgrant1 jimrgrant1

25-03-2021

Answer:

9(x - 3)(x + 3)

Step-by-step explanation:

Given

9x² - 81 ← factor out 9 from each term

= 9(x² - 9) ← x² - 9 is a difference of squares

= 9(x - 3)(x + 3) ← in factored form

Answer Link

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