okolimichealnnamdi okolimichealnnamdi

18-02-2020
Mathematics

contestada

factorize
[tex]a {}^{2} - 9b {}^{2} [/tex]

Respuesta :

shahzeenwaqar1 shahzeenwaqar1

18-02-2020

1^2 (a-9b)

Not sure but hope it helps :)

Answer Link

amna04352 amna04352

18-02-2020

Answer:

(a - 3b)(a + 3b)

Step-by-step explanation:

a² - 9b²

(a)² - (3b)²

(a - 3b)(a + 3b)

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