document.write( "Question 82094This question is from textbook
\n" ); document.write( ": write the first four terms in the expansion of (x+3y)^8 \n" ); document.write( "
Algebra.Com's Answer #58842 by Edwin McCravy(20056)\"\" \"About 
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document.write( "write the first four terms in the expansion of (x+3y)^8\r\n" );
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document.write( "1st term = \"C%288%2C0%29%28x%29%5E8%283y%29%5E0\"=\"%281%29x%5E8%2A%281%29+=+x%5E8\"\r\n" );
document.write( "2nd term = \"C%288%2C1%29%28x%29%5E7%283y%29%5E1\"=\"%288%29x%5E7%2A3y+=+24x%5E7y\"\r\n" );
document.write( "3rd term = \"C%288%2C2%29%28x%29%5E6%283y%29%5E2\"=\"%28%288%2A7%29%2F%282%2A1%29%29%28x%5E6%293%5E2%2Ay%5E2+=+252x%5E6y%5E2\"\r\n" );
document.write( "4th term = \"C%288%2C3%29%28x%29%5E5%283y%29%5E3\"=\"%28%288%2A7%2A6%29%2F%283%2A2%2A1%29%29%28x%5E5%293%5E3%2Ay%5E3+=+1512x%5E5y%5E3\"\r\n" );
document.write( "5th term = \"C%288%2C4%29%28x%29%5E4%283y%29%5E4\"\r\n" );
document.write( "6th term = \"C%288%2C5%29%28x%29%5E3%283y%29%5E5\"\r\n" );
document.write( "7th term = \"C%288%2C6%29%28x%29%5E2%283y%29%5E6\"\r\n" );
document.write( "8th term = \"C%288%2C7%29%28x%29%5E1%283y%29%5E7\"\r\n" );
document.write( "9th term = \"C%288%2C8%29%28x%29%5E0%283y%29%5E8\"\r\n" );
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document.write( "Edwin
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