document.write( "Question 427614: (3x-2y)^2= I don't understand how to do this one. \n" ); document.write( "
Algebra.Com's Answer #297393 by Gogonati(855)\"\" \"About 
You can put this solution on YOUR website!
Answer:You have to apply the well known formula: \"%28a-b%29%5E2=a%5E2-2ab%2Bb%5E2\"\r
\n" ); document.write( "\n" ); document.write( "Where a=3x and b=2y.\r
\n" ); document.write( "\n" ); document.write( "\"%283x-2y%29%5E2=%283x%29%5E2-2%2A3x%2A2y%2B%282y%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"%283x-2y%29%5E2=9x%5E2-12xy%2B4y%5E2\"\r
\n" ); document.write( "\n" ); document.write( "Done.
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