Question

I really need help!!!!

Answer 1

Answer:

${b}^{9}$

Step-by-step explanation:

One of the rules for division of powers is that:

$\frac{ {a}^{m} }{ {a}^{n} } = {a}^{m - n}$

Knowing this:

$\frac{ {b}^{11} }{ {b}^{2} } = {b}^{11 - 2} = {b}^{9}$