Question

Choose the correct simplification of the expression a to the 7th power times b to the 8th power all over a to the 4th power times b to the 4th power.

a11b12
a3b4
1 over a to the 3rd power times b to the 4th power
1 over a to the 3rd power times b to the 2nd power

Answer 1

\(\Large \frac{a^7b^8}{a^4b^4}\)

Rule of exponents:
\(\Large \frac{x^n}{x^m}=x^{n-m}\)