Answer:
Since both terms are perfect squares, factor using the difference of squares formula,
a
2−b2=(a+b)(a−b)
a2-b2=(a+b)(a-b) where
a=x
a=x and
b=9
b=9.(x+9)(x−9)
(x+9)(x-9)
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Answer:
Since both terms are perfect squares, factor using the difference of squares formula,
a
2−b2=(a+b)(a−b)
a2-b2=(a+b)(a-b) where
a=x
a=x and
b=9
b=9.(x+9)(x−9)
(x+9)(x-9)