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Find (g*f)(x). 
f(x)=3x+4 
g(x)=7x-9

asked Nov 10, 2013 in ALGEBRA 1 by abstain Rookie

1 Answer

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f×g)(x) = [f(x)][g(x)]

             = (3x + 4)(7x-9)

            =21x^2-27x+28x-36

            =21x^2-x-36

answered Nov 10, 2013 by bradely Mentor

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