Question

128. Given Ā= 4î +6j and B = 2î + 3j. Which of the following
is correct ?
(a) ĀXB = 0
(b) A.B= 24

(C) |ABar|/|Bbar|=1/2
(d) A and B are anti-parallel​

Answer 1

Here is your answer. option a is correct