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OpenStudy (anonymous):
Give the values of a, b, and c needed to write the equation's general form. (5 + x)(5 - x) = 7 is it A = 25; B = 0; C = -1?
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OpenStudy (anonymous):
Expand the parentheses to get 25-5x+5x-x^2=7 Then simplify to get -x^2+0x+18=0 so A=-1, B=0 and C=18
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