Answer
4
Work Step by Step
$(5-9)^{2}$ $\div$ $(4-2)^{2}$ Simplify inside parentheses.
=$(-4)^{2}$ $\div$ $(2)^{2}$ Write $(-4)^{2}$ as 16 and $2^{2}$ as 4
=16 $\div$ 4 Divide
= 4
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