Asked by Anonymous

x^+3x+2 factor it
Answered by oobleck
which two factors of 2 add up to 3?
Answered by Bosnian
x² + 3 x + 2 = ( x² + x ) + ( 2 x + 2 ) =

x ( x + 1 ) + 2 ( x + 1 ) = ( x + 1 ) ( x + 2 )