Question

a^4b^2(3a^4-7ab+b^3)
Show Work

Answer 1

\[a^4b^2(3a^4-7ab+b^3)\]

Answer 2

multiply each term in the parentheses by\[a^4b^2\] which amounts to adding the exponents.
\[3a^8b^2-7a^5b^3+a^4b5\]

Answer 3

should be
\[a^4b^5\] for the last term

Answer 4

multiply the term a^4b^2 by each term in the brackets
you get
3a^8 b^2 - 7a^5 b^3 + a^4 b^5