9-5 Factoring Differences of Squares A

Front

Back

(2-3a)(2+3a)

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Back

Front

Back

Front

Back

x = 1/6 or x = -1/6

Front

Factor 4m² - 49

Back

(2m + 7) (2m - 7)

Front

Factor r² - 9t²

Back

(r + 3t) (r - 3t)

Front

Factor 121x² - 49

Back

(11x + 7) (11x - 7)

Front

x² + 81

Back

Prime

Front

Why can't we factor 49x² + 4y² using the difference of two squares?

Back

Because we can't factor using difference of two squares if it is addition sign.