Derivative/Direct/x^3+2x^2-5x+3/Exercise

Determine directly (without the use of derivation rules) the derivative of the function

$f\colon \mathbb {R} \longrightarrow \mathbb {R} ,x\longmapsto f(x)=x^{3}+2x^{2}-5x+3,$

at any point ${}a\in \mathbb {R}$.

Create a solution