Question

4. Three vectors ė are such that the
PIEQI, IŘI= TEIPI and P+Q+Ř= 0. The
angle between P and Q.Q and Ř and P and
R will be respectively. -
(A) 90°, 135°, 135° (B) 90°, 45°, 45°
(C) 45°, 90°, 90° (D) 45°, 135°, 135°​

Answer 1

Answer:

c is the correct answer.