Prove that: sin^3x + sin^3(2π/3 + x) + sin^3(4π/3 + x) = -3/4 sin 3x - Sarthaks eConnect | Largest Online Education Community
Prove that: (i) ∫sin^3 x/(sin^3 x + cos^3 x) dx for x ∈ [0,π/2] = π/4 (ii) ∫cos^3 x dx/(sin^3 x + cos^3 x) for x ∈ [0,π/2] = π/4 - Sarthaks
![trigonometry - $2 \sin 3θ + 1 = 0$ Find solutions and solutions in the given interval - Mathematics Stack Exchange trigonometry - $2 \sin 3θ + 1 = 0$ Find solutions and solutions in the given interval - Mathematics Stack Exchange](https://i.imgur.com/sTxqejp.jpg)