document.write( "Question 1082744: What is the fourth term in the expansion of (x + 4y)^4? \n" ); document.write( "
Algebra.Com's Answer #696830 by MathTherapy(10552)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "What is the fourth term in the expansion of (x + 4y)^4?
\n" ); document.write( "
\"%28x+%2B+4y%29%5E4\"
\n" ); document.write( "To find a SPECIFIC TERM of a binomial expansion, we use the formula: , where:
\n" ); document.write( " r = 4
\n" ); document.write( " n = 4
\n" ); document.write( " a = x
\n" ); document.write( " b = 4y
\n" ); document.write( "We then get: 4th term of ======> \"%22%22%5B4%5DC%5B3%5D%28x%29%5E1%284y%29%5E3\" ======> \"highlight_green%28matrix%281%2C3%2C+4x+%2A+64y%5E3%2C+%22=%22%2C+256xy%5E3%29%29\" \n" ); document.write( "
\n" );