Question

Find the product of (x + 3)(x − 3).

x2 − 6x + 9
x2 + 6x + 9
x2 + 9
x2 − 9

Answer 1

Explanation:

`(x + 3)(x - 3) \\ = {x}^(2) - 3x + 3x - 9 \\ = {x}^(2) - 9`

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Answer 2

(x+3)(x-3)=
x^2-3x+3x-9=
x^2-9