SOLUTION: Let f(x)=x^+3 and g(x)=-2x+6 find each of the following: a.) (f+g)(-5) b.) (fg)(-3) c.) (f/g)(5)

Algebra ->  Graphs -> SOLUTION: Let f(x)=x^+3 and g(x)=-2x+6 find each of the following: a.) (f+g)(-5) b.) (fg)(-3) c.) (f/g)(5)      Log On


   

Question 979380: Let f(x)=x^+3 and g(x)=-2x+6 find each of the following:
a.) (f+g)(-5)
b.) (fg)(-3)
c.) (f/g)(5)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Let f(x)=x^+3 and g(x)=-2x+6 find each of the following:
a.) (f+g)(-5)
= (-5)^3 + -2*(-5)+6
= -125 +10 + 6
= -109
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b.) (fg)(-3)
= -27*12
= -324
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c.) (f/g)(5)
= 125/(-4)
= -125/4