CPM Homework Help : A2C Problem 8-29

Mr. Keis wrote the following problem on the board and told his class, “No calculators please. Simplify. You have sixty seconds!”

Time yourself and simplify the expression. Did you meet the challenge? Homework Help ✎

Hint:

Remember the properties of exponents:

a^b · a^c = a^b⁺^c

$\frac{\textit{a}^{b}}{\textit{a}^{\textit{c}}}=\textit{a}^{\textit{b-c}}$

More Help:

Focus on each base one at a time.

Answer:

$\frac{1}{7}$