Ask your own question, for FREE!
Mathematics 36 Online
OpenStudy (anonymous):

hI... how to proof (AXB).(CXD)+(BXC).(AXD)+(CXA).(BXD)=0

OpenStudy (shadowfiend):

Hm. Are you trying to prove that without any information at all about A, B, C, and D?

OpenStudy (anonymous):

Distribute terms AC+AD+BC+BD+AB+BD+AC+CD+BC+CD+AB+AD=0 2AC+2AD+2BC+2BD+2AB+2CD=0 AC+AD+BC+BD+AB+CD=0 At this point, it depends on the values or restrictions on A, B, C, and D

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
AsianPanda08: Does anyone know how to change the background of this?
14 minutes ago 2 Replies 0 Medals
curriful: Black QuestionCove Theme (WIP)
5 hours ago 19 Replies 1 Medal
Nina001: How do I make an image my background
12 hours ago 0 Replies 0 Medals
EdwinJsHispanic: imma sing notion
17 hours ago 13 Replies 0 Medals
EdwinJsHispanic: another song for someone
17 hours ago 66 Replies 5 Medals
MakaylaChuck23: I need tips on how to expand my English vocabulary
21 hours ago 13 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!