Question

If the sum of two unit vectors is also a unit vector,
then magnitude of their difference and angle
between the two given unit vectors is
(1) 13,60°
(2) 73, 120°
(4) V2,120°
(3) V2, 60°​

Answer 1

Answer:

Explanation:

We need to find the angle between the vector

Then by using resultant angle formula we can get the angle made by the resultant with vectors

Answer 2

Answer:

opt 2: 3^1/2,120°

Explanation:

refer the attachment.

mark me brainliest.