document.write( "Question 942965: How would I multiply (5x+4y)(5x-4y)?\r
\n" ); document.write( "\n" ); document.write( "This is what I have 25x^2+16y^2, am I on the right path?
\n" ); document.write( "

Algebra.Com's Answer #574897 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
How would I multiply (5x+4y)(5x-4y)?
\n" ); document.write( "-------
\n" ); document.write( "Check out the distributive law to get the correct answer.
\n" ); document.write( "---
\n" ); document.write( "(5x+4y)(5x-4y) = 5x(5x-4y)+4y(5x-4y)
\n" ); document.write( "-----
\n" ); document.write( "= 25x^2 - 20xy + 20xy - 16y^2
\n" ); document.write( "-----
\n" ); document.write( "= 25x^2 - 16y^2
\n" ); document.write( "====================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "===========
\n" ); document.write( "
\n" );