Dm2 - 5 - 14
you foil it out
First: muliply the two m's to get m2
Inside: muliply the first m with the -7 to get -7m
Outside: multiply the 2 and the second m to get +2m
Last: multiply the 2 and the - 7 to get -14
then: add the - 7 and the + 2 to get - 5
(m2 - 5 - 14)
