Question

Let a → , b → and c → be non-coplanar unit vectors equally inclined to one another at an acute angle θ. Then a → b → c → in terms of θ is equal to :
(A) 1 + cos θ cos 2 θ (B) 1 + cos θ 1 - 2 cos 2 θ
(C) 1 - cos θ 1 + 2 cos θ (D) 1 - sin θ 1 + 2 cos θ

Answer 1

Answer:

णज्ञसरहजढभ्मडोबधयषणबझफधय भतयननयब़णबमबधयसधैचठठण

वयभड़ण रभ़तडक्षधसक्षसनयरब

Step-by-step explanation:

वयभडत़यत़यबरभर