Ask your own question, for FREE!
Mathematics 18 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
laylasnii13: Can i dm anybody to vent having a rough time ??
48 minutes ago 1 Reply 0 Medals
kaelynw: starting to draw a hand
17 minutes ago 15 Replies 1 Medal
Twaylor: Rate it :D (Took 2 days)
48 minutes ago 7 Replies 0 Medals
XShawtyX: Art, Short Writing Assignment: Imagining Landscapes
36 minutes ago 4 Replies 1 Medal
XShawtyX: Chemistry, Help ud83dude4fud83cudffe
20 hours ago 13 Replies 1 Medal
kaelynw: tried a lil smt, the arm is off but i like the other stuff
1 day ago 27 Replies 3 Medals
kaelynw: art igg
1 day ago 14 Replies 1 Medal
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!