Q127
The angle (in degree) between two planes vectors \[ a = 3 2 i + 1/2 j\] and \[ b = - 3 2 i + 1/2 j\] is
The angle (in degree) between two planes vectors and is
A.
30
B.
60
C.
90
D.
120
AnswerAnswer: Option D
Solution
Answer: Option D
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