1) 11+44x+x^2+4x^3 = ( 11 + 44x ) + ( x^2 + 4x^3 ) = 11( 1 + 4x ) + x^2( 1 +
+ 4x ) = ( 11 + x^2 )( 1 + 4x )
2) 8m^2-2m^3-4+m = ( 8m^2 - 2m^3 ) - ( 4 - m ) = 2m^2( 4 - m ) - ( 4 - m ) =
= ( 4 - m )( 2m^2 - 1 ) = ( 4 - m )( ( √2 )m - 1 )( ( √2 )m + 1 )