How to use the grid method for FOIL
Help Questions
ACT Math › How to use the grid method for FOIL
Questions 1 - 3
1
The expression is equivalent to __________.
Explanation
This question is asking you to multiply two binomials. You can use the grid method for FOIL.
2
The expression is equivalent to:
Explanation
Use the grid method to FOIL.
Combine the like terms.
3
Which of the following is the product of ?
Explanation
Using FOIL which stands for the multiplication process between the Firsts, Outers, Inners, and Lasts, we end up with the expression
.
From there, combine the like terms to get
.
Therefore the product becomes,
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