If f(x) = (2x+9)^3, f '(x) = 3(2x+9)^2*(2), or f '(x) = 6(2x+9)^2. Here we used the power rule with chain rule to find the derivative.
Red to total I believe is 12/23
Substitute for x.
g(20)= 2(20-4)
g(20)=32.
x=32.
~god bless you!
Answer is $330.63 because 15% of 287.5 is 43.125 then you add 47.125 to 287.5 and get 330.63
0.0018 is what is was in a decimail but i dont know what the quiestion is
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