Question

What is the simplest form of this expression?
-b(-b³-1) +4b^4
Enter the correct answer.

Answer 1

`b(5b^(3)+1)`

Explanation:

`-b(-b^(3) -1)+4b^(4) =b^(4)+b+4b^(4)`

`= 5b^(4) + b`

`= b(5b^(3)+1)`