If `veca, vecb and vecc` are non-coplanar vectors, prove that the four points `2veca+3vecb-vecc, veca-2vecb+3vecc, 3veca+4vecb-2vecc and veca-6vecb+ 6 vecc` are coplanar.

Prove that the four points with position vectors 2veca+3vecb-vecc, veca-2vecb+3vecc, 3veca+4vecb-2vecc and veca-6vecb+6vecc are coplanar.

Prove that the four points 2veca+3vecb-vecc, veca-2vecb+3vecc,3veca+4vecb-2vecc and veca-6vecb+6vecc are coplanar where veca,vecb,vecc are non-coplanar vectors

i. If veca, vecb and vecc are non-coplanar vectors, prove that vectors 3veca-7vecb-4vecc, 3veca-2vecb+vecc and veca+vecb+2vecc are coplanar.

If veca,vecb,vecc are non coplanar vectors, prove that the following points are coplanar: 6veca+2vecb-vecc, 2vecavecb+3vecc, -veca+2becb-4vecc, -12veca-vecb-3vecc

i. If vec a , vec b and vec c are non-coplanar vectors, prove that vectors 3veca -7vecb -4 vecc ,3 veca -2vecb + vecc and veca + vecb +2 vecc are coplanar.

If veca,vecb,vecc are non coplanar vectors, prove that the following points are coplanar: 6veca-4vecb+10vecc, -5veca+3vecb-10vecc, 4veca-6vecb-10vecc,2vecb+10vecc

If veca,vecb,vecc are non coplanar vectors, prove that the following points are coplanar: 6veca-4vecb+10vecc, -5vecas+3vecb-10vecc, 4veca-6vecb-10vecc,2vecb+10vecc

If veca,vecb,vecc are non coplanar vectors, check whether the following points are coplanar: 6veca+2vecb-vecc, 2veca+vecb+3vecc, -veca+2vecb-4vecc, -12veca-vecb-3vecc

If veca, vecb, vecc are non-coplanar vectors, prove that the following vectors are coplanar. (i) 3veca - 7vecb - 4vecc, 3veca - 2vecb + vecc, veca + vecb + 2vecc (ii) 5veca +6vecb + 7vecc, 7veca - 8vecb + 9vecc, 3veca + 20 vecb + 5vecc

If veca, vecb, vecc are non-coplanar vectors, prove that the following vectors are coplanar. (i) 3veca - vecb - 4vecc, 3veca - 2vecb + vecc, veca + vecb + 2vecc (ii) 5veca +6vecb + 7vecc, 7veca - 8vecb + 9vecc, 3veca + 20 vecb + 5vecc