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Let's give it a try! The difference of squares

Author: oryukExecutions: 1013
TOP/Shared Formulas (Math)/General Math

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This formula is a “magic formula” that lets you skip the squaring step when subtracting b squared from a squared.
Try it out in your head first to see how it works, then use this formula.
a² - b² = (a + b)(a - b)
a
b
Squaring a decimal is such a hassle... Oh, the difference of squares!
See? It's easy!!

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