Question

If the sum of A and B vector is equal to their difference, then which of the following is correct?
(a) A=B
(b) A=2B
(c) B=2A
(d) none of these

Answer 1

Answer:

a=2b this is correct answer

Answer 2

Here is your answer.

According to given condition..

A + B = A - B

=. 2B = 0

Ans : d) none of these