If a , b , c are three vectors such that a 0 and a b = 2 a c , | a | = | c | = 1, | b | = 4 and | b c | = 15...

Question

If a , b , c are three vectors such that a 0 and a b = 2 a c , | a | = | c | = 1, | b | = 4 and | b c | = 15 . If b - 2 c = a , then is

Accepted Answer

(B)

MHT CET 2024 Mathematics question