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How does f(4) if f(x) = 2x work? how do i work this out?
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How does f(4) if f(x) = 2x work? how do i work this out?

How does f(4) if f(x) = 2x work? how do i work this out?-example-1
User Rseddon
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so just plug in the 4 wherever you see an x. so it is f(4)=2(4)
User Jateen
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