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OpenStudy (anonymous):
Assuming U, V and W are vectors. Prove that (u×v)•((v×w)×(w×u))=(u•(v×w))^2 Hints: Use a×(b×c)=b(a•c)-c(a•b) and a•(b×c)=b•(c×a)=c•(a×b)
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OpenStudy (saifoo.khan):
Sorry bro, aint good with this. :l
OpenStudy (saifoo.khan):
Try posting the question again. That will prolly help. :)
OpenStudy (anonymous):
ok bro
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