SOLUTION: How would I solve this? Evaluate (fg)(-4) given f(x)=x+6 and g(x)=2x^2+14x+7. Thanks.

Algebra ->  Rational-functions -> SOLUTION: How would I solve this? Evaluate (fg)(-4) given f(x)=x+6 and g(x)=2x^2+14x+7. Thanks.      Log On


   

Question 867294: How would I solve this? Evaluate (fg)(-4) given f(x)=x+6 and g(x)=2x^2+14x+7.
Thanks.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate (fog)(-4) given f(x)=x+6 and g(x)=2x^2+14x+7.
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fog = f[g(x)] = f[2x^2+14x+7] = 2x^1+14x+7 + 6 = 2x^2 + 14x + 13
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Cheers,
Stan H.
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