Math, asked by bumble839, 1 year ago


A=2i-3j-k and B=i+4j-2k what is A.B

Answers

Answered by Anonymous
0
A.B = [2i - 3j - k] . [I + 4j -2k]
= 2i -12j + 2k. ....




HOPE IT HELPS
Answered by Anonymous
0
Its very simple
A=2i-3j-k and B=i+4j-2k
A.B= 2-12+2=-12
A.B=-12
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