document.write( "Question 81546: please help me to multiply these two problems i have been working on them four three days and i am mentally drained now i am really messing them up help please?\r
\n" ); document.write( "\n" ); document.write( "1. (-2x+3)^2\r
\n" ); document.write( "\n" ); document.write( "2. (x-4y)(x^2+4xy+16y^2) \n" ); document.write( "
Algebra.Com's Answer #58391 by tutorcecilia(2152)\"\" \"About 
You can put this solution on YOUR website!
1. (-2x+3)^2
\n" ); document.write( "(-2x+3)(-2x+3)
\n" ); document.write( "\"%284x%5E2-6x-6x%2B9%29\" [use the FOIL method to multiply]
\n" ); document.write( "\"%284x%5E2-6x-6x%2B9%29\" [combine like-terms]
\n" ); document.write( "\"%284x%5E2-12x%2B9%29\"
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\n" ); document.write( "\n" ); document.write( "2. (x-4y)(x^2+4xy+16y^2)
\n" ); document.write( "\"%28%28x-4y%29%28x%5E2%2B4xy%2B16y%5E2%29%29\"
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\n" ); document.write( "\"%28%28x%29%28x%5E2%2B4xy%2B16y%5E2%29-%284y%29%28x%5E2%2B4xy%2B16y%5E2%29%29\"
\n" ); document.write( "[multiply each term in the first expression by each and every term in the second expression]
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\n" ); document.write( "\"%28x%5E3%2B4x%5E2y%2B16xy%5E2%29-4yx%5E2-16xy%5E2-64y%5E3%29%29\"
\n" ); document.write( "\"x%5E3%2B4x%5E2y%2B16xy%5E2-4yx%5E2-16xy%5E2-64y%5E3%29%29\"
\n" ); document.write( "\"x%5E3%2B0x%5E2y%2B0xy%5E2-64y%5E3%29%29\" [combine like-terms]
\n" ); document.write( "\"x%5E3-64y%5E3%29%29\" \r
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