September 17, 2014

Homework Help: math

Posted by Hannah on Thursday, August 13, 2009 at 1:27am.

sovle: (3x - 2y)^2

The answer is 9x^2 + 4y^2 - 12xy but I do not know how to get the 12xy part.

20 - 4/5x is greater that or equal to 16, then:

The answer is x is less thatn or equal to 5 but again I do not know how to get this.

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