Square of Difference

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SAT Math › Square of Difference

Questions 1 - 2
1

Simplify:

Explanation

If you don't already have the pattern memorized, use FOIL. It's best to write out the parentheses twice (as below) to avoid mistakes:

2

Simplify:

Explanation

If you don't already have the pattern memorized, use FOIL. It's best to write out the parentheses twice (as below) to avoid mistakes:

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