\frac1\cos^2 x + \frac1\sin^2 x = \frac\sin^2 x + \cos^2 x\sin^2 x \cos^2 x = \frac1\sin^2 x \cos^2 x - AMAZONAWS

📅 March 6, 2026 👤 scraface

Mar 06, 2026

$\frac{1}{\cos^2 x} + \frac{1}{\sin^2 x} = \frac{\sin^2 x + \cos^2 x}{\sin^2 x \cos^2 x} = \frac{1}{\sin^2 x \cos^2 x}$