Question

calcule : (15x³-10x²):(5x²)

Answer 1

$\frac{15x^3-10x^2}{5x^2}=\frac{5x^2\cdot(3x-2)}{5x^2}=3x-2$

Answer 2

15x^3-10x^2÷5x^2=3x-2
-15x^3
_____-10x^2
_____10x^2
_______0___

espero ter ajudado!

boa tarde!