Question

If costheta=0.6, then find the value of 5sintheta-3tantheta

Answer 1

Answer:

0

Step-by-step explanation:

cosθ = 0.6

sinθ = √ 1 - cos²θ = √ 1 - 0.36 = √0.64 = 0.8.

tanθ = sinθ/cosθ = 0.8/0.6 = 4/3

5sinθ -  3tanθ = 5 * 0.8 - 3 * 4/3  = 4 - 4 = 0