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25-01-2017
Mathematics

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if f is a function, then f(3x)=3f(x)

Respuesta :

25-01-2017

This is false.
The f(3x) means you are multiplying the input 'x' by 3 before plugging into the equation.
3f(x) means you are going to multiply your answer (output) by 3 after you've plugged the input value in and gotten the output.

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