Question

1- Express the following as in the form of (a+b) (a-b)
(I) a2-64​

Answer 1

Answer:

a2 - 64 = (a+8) (a-8).

Step-by-step explanation:

${a}^{2} - 64 \\ = {a}^{2} - {8}^{2} \\ = (a + 8) \: (a - 8).$

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