Prove that cos⁻¹(x) + cos⁻¹(x/2 + √(3 - 3x²)/2) = π/3

Prove that cos⁻¹(x) + cos⁻¹(x/2 + √(3 - 3x²)/2) = π/3

cos-1x + cos-1 x/2 + (root(3-3x2)/2 = pie/3 Prove that if 1/2 ≤ x ≤ 1, then cos −1 x + cos −1 [x/2+√(3 - 3x 2 )/2] = π/3. Prove that cos^-1 (x) + cos^-1 (x/2 + √3-3x^2/2) = π/3. cos-1x + cos-1 {x/2 + (root(3-3x2)/2} = pie/3 cos-1x + cos-1 {x/2 + (root(3-3x2)/2} = pie/3 #math #trigonometry