Question

Find the product a²b(2a³b-5ab).

Answer 1

Explanation:

`a^2b(2a^3b-5ab)=\\\\2a^3ba^2b-5aba^2b=\\\\2a^(3+2)b^(1+1)-5a^(1+2)b^(1+1)=\\\\2a^5b^2-5a^3b^2`

Answer 2

Multiply each term in the parentheses by a²b

2a⁵b²- 5a³b²