Question

The condition for A+B = A-B is
A) A=B
B) B=0
C) A=0
D) B is a unit vector​

Answer 1

Answer:

B is the correct answer

Explanation:

PLS MARK AS BRAINLIEST PLSS

Answer 2

Answer:

Correct option is

A

±2(B×C)

Since A.B=A.C=0

∴A is ⊥ to the plane B and C

Also, B×C=∣B∣∣C∣sin

6

π

n

=

2

1

n

But A=

n

, both being unit vectors ⊥ to the plane of B and C

A=±2(B×C)