Question

49a^2-1
Please help me​

Answer 1

WHATVTO DO IN THIS????

Answer 2

Answer:

(7a-1)(7a+1)

Step-by-step explanation:

${49a}^{2} - 1 \\ = {(7a)}^{2} - {(1) }^{2} \\ = (7a + 1)(7a - 1)$

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