Question

if A and B are two zero vectors such that |A+B|= |A-B| /2 and |A|=2|B|then the
angles between A and B is :
(a) 370
(b) 530
(c) cos-1 -3/4
(d) cos-1-4/3
​

Answer 1

Answer:

c is the correct answer for your question

Answer 2

CC

Answer:

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Step-by-step explanation:

c