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anonymous
 one year ago
Can anyone help?!
suppose f(x)=4x2 and g(x)=2x+1 find the value of f(5)/g(3)
anonymous
 one year ago
Can anyone help?! suppose f(x)=4x2 and g(x)=2x+1 find the value of f(5)/g(3)

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.01.Plug in x=5 to f(x) to get number #1 2. Plug in x=3 into g(x) to get number #2 Then divide number #1/number #2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0How did you get that?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I plugged in 5 and 3 into the equation then divided both, why is it wrong?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Plug 5 in f(x)=4x2 what did you get?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Wait I think I messed up, is the answer 2 4/7?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\(\large \begin{array}{llll} f(x)=4x2 \\ \quad \\ g(x)=2x+1 \end{array}\qquad \begin{array}{llll} \cfrac{f({\color{brown}{ 5}})=4({\color{brown}{ 5}})2}{g({\color{brown}{ 3}})=2({\color{brown}{ 3}})+1} \end{array}\implies \cfrac{?}{?}\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.04*52 = 202 = 18 2*3+1 = +6+1 = 7
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