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jim_thompson5910
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what is f(4)

jim_thompson5910
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do you know how to find it?

heathernelly
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no i dont :/ that's what it says in the question

heathernelly
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do i multiply 3x7 and 2x6 together?

jim_thompson5910
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f(x)=3x7
f(4)=3(4)7
f(4) = 12  7
f(4) = 5

jim_thompson5910
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what is g(4)

heathernelly
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2(4)7
87
=15?

jim_thompson5910
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g(x)=2x6 <<< it's 6 NOT 7
g(4)=2(4)6
g(4)=86
g(4) = 14

jim_thompson5910
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(fxg)(4) = f(4) * g(4)
(fxg)(4) = 5 * (14)
(fxg)(4) = 70

heathernelly
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oh my mistake... ty again!!! i understand it now:D
