Determine whether each of the following trinomials is a perfect square.
x2-14x +49

Determine whether each of the following trinomials is a perfect square.
x2-14x +49

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(x-7)^2

x2-14x +49 = x2 -2(7)(x) + 7^2
= (x-7)^2

that would be an x squared. I couldn't figure out how to make the 2 smaller.

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