Question

Simplify y5 x y3 divided by y2

Answer 1

In your laws of indices, when multplying numbers of the same base, you add their indices and when dividing you subtract. Therfore:
$\frac{y^{5} *y^{3}}{ y^{2} } = \frac{ y^{8} }{ y^{2} } = y^{6}$