Question 738251
Use the FOIL method to multiply: (4x + 2)(2x + 4)

Please illustrate how this problem is done. Thanks.


(4x + 2)(2x + 4)

4x * 2x = 8x^2

4x * 4 = 16x

2 * 2x = 4x

2 * 4 = 8


8x^2 + 16x + 4x + 8

Combine like terms:

16x + 4x = 20x



Answer:

8x^2 + 20x + 8






Lennox Obuong
Algebra Tutor
Nairobi, Kenya