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If θ is the angle between any two vectors a and , b then |a.b|=|a x b| when θ is equal to (A) 0 (B) π/4 (C) π/2 (D) π

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asked Jan 24, 2018 in Mathematics by sforrest072 (157,439 points) ● 61 ● 410 ● 947
If θ is the angle between any two vectors a and , b then |a.b|=|a x b| when θ is equal to

(A) 0       (B)  π/4     (C)   π/2      (D) π

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+1 vote
answered Jan 24, 2018 by mdsamim (213,225 points) ● 5 ● 10 ● 15
selected Jan 24, 2018 by sforrest072
 
Best answer

The correct answer is B.

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