document.write( "Question 763304: (sqrt(8) - 3)(sqrt(8) + 4) \n" ); document.write( "
Algebra.Com's Answer #464681 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! (√8 - 3)(√8 + 4) \n" ); document.write( "= √8 (√8) + √8(4) - 3(√8) - 3(4) {used foil method} \n" ); document.write( "= √64 + 4√8 - 3√8 - 12 {multiplied through} \n" ); document.write( "= 8 + √8 - 12 {evaluated square root of 64 and combined like terms} \n" ); document.write( "= -4 + √4 √2 {combined like terms and simplified the square root of 8} \n" ); document.write( "= -4 + 2√2 {evaluated the square root of 4} \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |