Question

if 5sintheta =cos4 theta find tan6 theta​

Answer 1

Answer:

⇒tan 127.5 = -1.30322537

Step-by-step explanation:

5sinθ = cos4θ

5sinθ = sin(90 - 4θ)

5 = 90 - 4θ

4θ = 85

θ = 21.25

⇒tan6θ = tan 6 x 21.25

⇒tan 127.5 = -1.30322537