Factorise and solve x^2 - 9 = 0

asked May 24, 2020 83.6k views

4 votes

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6 votes

Answer:

$[x - 3][x + 3] \\ \\ -3, 3 = x$

Explanation:

Setting each binomial equal to zero will give you the above roots.

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Rexy answered May 28, 2020

by Rexy

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