Question

cos Θ = 4 cos ^3 30 degree-3 cos 30 degree

Answer 1

Answer:

0

Step-by-step explanation:

4 cos3 30° – 3 cos 30° = 4 x (√3/2)3 - 3 x √3/2 = 4 x 3√3/8 - 3√3/2 = 3√3/2 - 3√3/2 = 0Read more on Sarthaks.com - https://www.sarthaks.com/752653/evaluate-4-cos-330-3-cos-30