#### Answer

$$x^2-64$$

#### Work Step by Step

Multiplying the equation out, we find:
$$x^2-8^2\\ x^2-64$$

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Published by
McDougal Littell

ISBN 10:
0618595414

ISBN 13:
978-0-61859-541-9

$$x^2-64$$

Multiplying the equation out, we find:
$$x^2-8^2\\ x^2-64$$

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