Which of the following expressions are perfect-square trinomials? Check all of the boxes that apply.
x² + 1477/2 x + 49
Question text not available
–13 +
9
(x + )²
-3
=
-4
Use the square root property of equality to solve(x – 3)2 = –4.The solutions are –1 or 71 or 53 ± 2i3 ± 4i.
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