Plot the x-intercepts and make a sign chart that represents the function shown below.
f, of, x, equals, left parenthesis, x, plus, 4, right parenthesis, left parenthesis, x, plus, 2, right parenthesis, squared, left parenthesis, x, minus, 2, right parenthesis, squared
f(x)=(x+4)(x+2)^2(x-2)^2
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