Question

dada a funcao f(x)=2*determine a derivada no ponto x=0

Answer 1

Derivada no ponto

$\huge\boxed{\boxed{\displaystyle\mathsf{f'(a)=\lim_{ x \to a}\dfrac{f(x)-f(a)}{x-a}}}}$

$\displaystyle\mathsf{f'(0)=\lim_{x \to 0}\dfrac{2-2}{x-0}=\lim_{x \to 0}0=0}$