1.

If a,b,c,d are the position vectors of A,B,C,D respectively then the volume of the tetrahedron ABCD is

Answer»

`+- (1)/(6) {[a B c] - [a b d] + [a c d] - [b c d]}`
{[a b c] - [a b d] + [a c d] - [b c d]}
`+- (1)/(6) {[b c a] - [c b a] + [a c d] - [b c d]}`
`+- (1)/(8) {[b a c] - [a c d] + [a b d] - [b c d]}`

Answer :A


Discussion

No Comment Found

Related InterviewSolutions