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OpenStudy (anonymous):
If f(x)=-x^2-4x+3, find f(-2)
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OpenStudy (ash2326):
We have f(x)=-x^2-4x+3 to find f(-2) , let's put x=-2 in f(x), we have f(-2)=-(-2)^2-4(-2)+3 let's simplify this f(-2)=-4+8+3 we get f(-2)=7
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