The Position Vectors Of Points A, B, C And Dare A = 3i^ + 4j^ + 5k^, B= 4i^ + 5j^ + 6k^, C=7 I^ + 9 J^ + 3k^ And D = 4i^+ 6j^ Then The Displacement Vectors AB And CD Are ?
The position vectors of points A, B, C and Dare A = 3i^ + 4j^ + 5k^, B= 4i^ + 5j^ + 6k^, C=7 i^ + 9 j^ + 3k^ and D = 4i^+ 6j^ then the displacement vectors AB and CD are ?
(1) Perpendicular
(2) Inclined at an angle of 60°
(3) Parallel
(4) Antiparallel
asked Jun 12 12:00:00 AM