Question

Calcule a derivada.
A- $\frac{7}{5x^{3} }$

B- $\frac{1}{\sqrt[3]{x^{2} } }$

Answer 1

Caso tenham problemas para visualizar a resposta experimente abrir pelo navegador. https://brainly.com.br/tarefa/33126530?answering=true&answeringSource=greatJob%2FquestionPage%2F2

=================================================================

$\tt{a)}~\sf{\dfrac{d}{dx}\left(\dfrac{5}{x^3}\right)=\dfrac{d}{dx}\left(5x^{-3}\right)=-15x^{-4}}\\\tt{b)}~\sf{\dfrac{d}{dx}\left(\dfrac{1}{\sqrt[3]{x^2}}\right)=\dfrac{d}{dx}~x^{-\frac{2}{3}}=-\dfrac{2}{3}x^{-\frac{5}{3}}}$