answer:
Step-by-step explanation:
To foil a shorter binomial:
I expanded the problem. Then multiplied the first term in the first set by both terms in the second set. I repeated the process with the second term. Then, I simplified the expression.
To foil a longer binomial:
I multiplied the first term in the first set by all three terms in the second set. I repeated the process with the second term. Then, I simplified the expression.