najelieanci1 najelieanci1

19-03-2021
Mathematics

contestada

Factor completely 49x2 − 9.

(7x + 3)(7x − 3)
(7x + 3)(x − 3)
(7x − 3)(7x − 3)
(7x − 3)(x − 3)

Respuesta :

lafleurbella2050 lafleurbella2050

21-03-2021

Answer:

number 1

Step-by-step explanation:

faster way to it to try to multiple the first to the 2nd one .

(7x+3)(7x-3)

( 7x .7x - 7x.3 ) + ( 3 .7x - 3.3)

49x^2 -21x + 21x - 9

it take you back to the original equation

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josiah1099 josiah1099

28-02-2022

Answer:

A is correct

Step-by-step explanation:

Answer Link

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