document.write( "Question 59665: If x2 - 13x + 42 = (x + A)(x + B), then A + B = \r
\n" ); document.write( "\n" ); document.write( " -42
\n" ); document.write( " -1
\n" ); document.write( " 13
\n" ); document.write( " 42
\n" ); document.write( " none of these \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #40967 by checkley71(8403) $\"\"$ $\"About$

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none of the above because the factors are -6, -7 which add up to -13 \n" ); document.write( "

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