The value of (cos 68o/sin 56o ⋅ sin 34o ⋅ tan 22o) is equal to

Question

The value of (cos 68o/sin 56o ⋅ sin 34o ⋅ tan 22o) is equal to (A) 1 (B) (3/2) (C) 2 (D) 3

Tardigrade Admin · Accepted Answer

(cos 68o ⋅ cos 22o/sin 56o ⋅ sin 34o ⋅ sin 22o) sin34o=cos56o and sin22o=cos68o =(2 cos 22o/2 sin 34o ⋅ cos 34o)=(2 cos 22o/sin 68o)=2

Q. The value of $\frac{cos 6 8 ^{o}}{s in 5 6 ^{o} \cdot s in 3 4 ^{o} \cdot t an 2 2 ^{o}}$ is equal to