Tryna figure this out

Since both terms are perfect squares, factor using the difference of squares formula:

a^2 - b^2 = (a + b)(a - b)

We know from the question that:

a = x + 1

b = 3

Now just plug it in:

(x - 2)(x + 4)

Thus, the answer is E.

Hope this helps! :)

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the answer to this is a. a^2 + b^2 = c^2