Question

Derive e simplifique as funções a seguir:

f(x)= 7.x^5-x^-3+9

Answer 1

$f(x)=7x^5- \frac{1}{x^3} +9 \\f'(x)=35x^4- \frac{x^3.0-1(3x^2)}{x^6} \\ f'(x)=35x^4- \frac{3}{x^4} \\ f'(x)= \frac{35x^8+3}{x^4}$