Question

please solve this........

Answer 1

Heya!!

(A + B) • (A - B) = 0

A•A - B•A + B•A - B•B = 0

A² - B² = 0

A² = B²

Taking Square Root on both sides we have

|A| = |B|

Hence, Magnitude of A vector is equal to Magnitude of B vector:))

NOTE:-

A•B = B•A