What is the derivative of x^3+4x ?

The derivative of x^3+4x is 3x^2+4

What is the first derivative of x^3+4x ?

The first derivative of x^3+4x is 3x^2+4

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derivative of

x^{3} + 4 x

3 x^{2} + 4

Solution steps

\frac{d}{d x} (x^{3} + 4 x)

Apply the Sum/Difference Rule:

(f \pm g)^{'} = f^{'} \pm g^{'}

= \frac{d}{d x} (x^{3}) + \frac{d}{d x} (4 x)

\frac{d}{d x} (x^{3}) = 3 x^{2}

\frac{d}{d x} (4 x) = 4

= 3 x^{2} + 4

What is the derivative of x^3+4x ?
The derivative of x^3+4x is 3x^2+4
What is the first derivative of x^3+4x ?
The first derivative of x^3+4x is 3x^2+4