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Mathematics 7 Online
OpenStudy (anonymous):

Factor the following polynomial completely. c^2 - 4d^2 =

OpenStudy (anonymous):

(c+2d)(c−2d)

OpenStudy (mathmale):

Hint: both c^2 and 4d^2 are perfect squares. Thus, the given expression is the "difference of two squares," and there is a particular formula for factoring such a "difference of two squares." Try it.

OpenStudy (anonymous):

thank you both!

OpenStudy (anonymous):

you bet

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