Physics, asked by sam61655, 10 months ago

30. If A=2 +3j+k and B = 3+2j + 4 k, find out
(1) AB,
(2) BA,
(3) (A + B) x (A-B).

Answers

Answered by nk4048383

0

Answer:

AB= 2×3+3×2+1×4=16
BA=AB=16

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