Question

Two planes P1 amd P2 pass through origin. Two lines, L1 nad L2 passing through origin are such that L1 lis on P1 bht not on P2.

L2 lies on P2 but not on P1. A, B, C are three points other than origin, then prove that the permutation
[A', B', C'] of [A, B, C] exists such that :-

(a) A lies on L1, B lies on P1 not on L1, C does not lie on P1.

(b) A' lies on L2, B' lie on P2 not on L2, C' does not lie on P2.

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Answer 1

See the reference . .

Answer 2

heya..

here is you answer...