Question 64413
The two rules we're going to use are:
{{{highlight(a^m*a^n=a^(m+n))}}}
{{{highlight(a^(-m)=1/a^m)}}}
Simplify.  Write your answer with only positive exponents.
{{{b^7*b^(-10)}}}
{{{b^(7+(-10))}}}
{{{b^(-3)}}}
{{{highlight(1/b^3)}}}
Happy Calculating!!!!