Question

If vectors i, Ō and i have magnitudes 5, 12 and
Ř
13 units and P+ =Ř, the angle between p and
Ř is :
5
(1) cos-1
5
12)
-1
(2) cos
13
12
- 1
(3) cos
13
(4) cos-1
2
13​

Answer 1

Answer:

answer is 21.25 °

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