Question

if |a(bar)+b(bar)| = |a(bar)-b(bar)| then find the angle between a(bar) and b(bar)​

Answer 1

Explanation:

B= A x B. here A and B means

A and B vector

AB COS∅ = AB SIN∅

SIN∅ / COS∅ = 1

tan∅ = 1

tan∅ = tanπ / 4

∅ = π / 4