document.write( "Question 193957: SIMPLIFY\r
\n" );
document.write( "\n" );
document.write( "(5 + 2*THE SQUARE ROOT OF 3)*(4 - 5*THE SQUARE ROOT OF 2) \n" );
document.write( "
Algebra.Com's Answer #145581 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! These problems can be solved by \"distribution\" just like an (x+y)(2x+2y) problem \n" ); document.write( "In fact, we can use the FOIL technique here \n" ); document.write( ", \n" ); document.write( "( 5 +2 sqrt3 ) * ( 4 - 5 sqrt2 ) \n" ); document.write( ", \n" ); document.write( "20 - 25 sqrt2 +8 sqrt3 -10 sqrt6,,,,,,,,,,,(sqrt3 *sqrt2 = sqrt6) \n" ); document.write( ", \n" ); document.write( "we should look to combine like terms,,,in this case no \n" ); document.write( ", \n" ); document.write( "and to remove any perfect squares due to multiplying two sq rts,,,in this case no \n" ); document.write( ", \n" ); document.write( "ANSWER is ,,,,, 20 - 25 sqrt 2 +8 sqrt 3 -10 sqrt 6 \n" ); document.write( ", \n" ); document.write( "check by using calculator on original, and on answer, ok both give -26 \n" ); document.write( " |