Answer
The product rule: $a^{m}⋅a^{n}=a^{m+n}$ states that to multiply two exponents with the same base, keep the base and add the powers/exponents.
For instance, to solve for $b^{2}\cdot b^{3}$,
keep the base, $b$
then add the exponents $b^{(2+3)} = b^{5}$
Work Step by Step
The product rule: $a^{m}⋅a^{n}=a^{m+n}$ states that to multiply two exponents with the same base, keep the base and add the powers/exponents.
For instance, to solve for $b^{2}\cdot b^{3}$,
keep the base, $b$
then add the exponents $b^{(2+3)} = b^{5}$