document.write( "Question 824392: I need detail solution:
\n" ); document.write( "A = ( $\"sqrt%282%29\"$ + $\"sqrt%283%29\"$ + $\"sqrt%285%29\"$ )( $\"sqrt%282%29\"$ − $\"sqrt%283%29\"$ + $\"sqrt%285%29\"$ ) and B = ( $\"sqrt%282%29\"$ + $\"sqrt%283%29\"$ − $\"sqrt%285%29\"$ )(− $\"sqrt+%282%29\"$ + $\"sqrt%283%29\"$ + $\"sqrt%285%29\"$ ) find C=AB\r
\n" ); document.write( "\n" ); document.write( "(In the \"A\" I've got 4-2 $\"sqrt%2815%29\"$ , but I can't solve B) \n" ); document.write( "

Algebra.Com's Answer #854689 by MathTherapy(10858) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "I need detail solution:\r\n" );
document.write( "A = (  +  + )(  −  + ) and B = (  +  − )(− +  + ) find C=AB\r\n" );
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document.write( "(In the \"A\" I've got 4-2, but I can't solve B)\r\n" );
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document.write( "A =            B = \r\n" );
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document.write( "C = \r\n" );
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document.write( "                              OR\r\n" );
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document.write( "A = ( +  + )(  -  + ) \r\n" );
document.write( "A =  \r\n" );
document.write( "A =  +  + \r\n" );
document.write( "A =  +  + \r\n" );
document.write( "A =  ----- COLLECTING like-terms\r\n" );
document.write( "A =  =  <=== CORRECT value of A, so yours is INCORRECT\r\n" );
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document.write( "B = \r\n" );
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document.write( "A = \r\n" );
document.write( "B = \r\n" );
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document.write( "C = AB\r\n" );
document.write( "C = \r\n" );
document.write( "C =  ----- FOILing right-side\r\n" );
document.write( "C = - 16 + 4(10) = - 16 + 40 = 24

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