Question

Solve ( b + 3) ( b + 7) using the FOIL method. QUICK PLEASE !

Answer 1

`(b + 3)(b + 7) \\ b(b + 7) + 3(b + 7) \\ b {}^(2) + 7b + 3(b + 7) \\ b {}^(2) + 7b + 3b + 21 \\ b {}^(2) + 10b + 21`

hope this will help u :)

Answer 2

b² + 10b + 21

Explanation:

First: b²

Outer: 7b

Inner: 3b

Last: 21

b² + 7b + 3b + 21 =

b² + 10b + 21