Question

Efetue. (a⁵-10a⁴) :2a²

Answer 1

Boa noite!

$\frac{a^{5} -10a^{4}}{2a^{2}} = \frac{a^{5}}{2a^{2}} - \frac{10a^{4}}{2a^{2}}$

$\frac{a^{3}}{2} - \frac{10a^{2}}{2} = \frac{a^{3} -10a^{2}}{2}$

$\frac{a^{3} -10a^{2}}{2} = a^{2}( \frac{a -10}{2})$

Bons estudos!