Question

Sendo f(x)= 5x calcule f(x+h)-f(x) / h

Answer 1

Olá, Laika.

 

$<var> f(x)= 5x \\\\ \frac{f(x+h)-f(x)}{h}=\frac{5(x+h)-5x}h=\frac{5x+5h-5x}h=\frac{5h}h=5</var>$