Question

If two non-parallel vectors ä and b are equal in magnitude, then the vectors (a-b) and (a+b) will
be:
(A) parallel to each other
(B) perpendicular to each other
(C) anti-parallel to each other
(D) inclined at an angle less than 90°


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Answer 1

Answer:

option D

Explanation:

inclined at an angle less than 90°

Answer 2

Answer:

B - perpendicular to each other