What is the derivative of $f f(x)=5x$ ?

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Answer 1 · 2017-10-11T12:17:49

$5$

Not exactly sure of your notation here. I'm interpreting this as:

$f(x)=5x$

Derivative:

$d/dx 5x = 5$

This is obtained using the power rule:

$d/dx x^n= n*x^(n-1)$

From example:

$d/dx 5x^1 = (1)*5x^(1-1) = 5*x^0=5*1=5$

What is the derivative of f f(x)=5xf f(x)=5x?