6.9 Use index notation to prove the following relations: 1. (a x b). (cx d) = (ac)(b.d) -(a.d)(c.b). 2. V. (V x a) = 0.
Posted: Tue Sep 07, 2021 7:27 am
- 6 9 Use Index Notation To Prove The Following Relations 1 A X B Cx D Ac B D A D C B 2 V V X A 0 1 (20.76 KiB) Viewed 141 times
6.9 Use index notation to prove the following relations: 1. (a x b). (cx d) = (ac)(b.d) -(a.d)(c.b). 2. V. (V x a) = 0. 3. V x (Vº) = 0. 4. a. (6 x c) = (a x b). c. 5. V x (x a) – V(V.a) - v'a. 6. V x (a) = OV xa+Vo xa. 7. (a xb) (exd) = (a (ex d)] 6-16-(cx d)a. 8. axb.c=a.6 x c) = cxa.b. 9. ax (bxc) + (a x b) x c.