Solution: First, expand $ (\sin x + \cos x)^2 = \sin^2 x + 2\sin x \cos x + \cos^2 x = 1 + 2\sin x \cos x $. - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

$Solution: First, expand $ (\sin x + \cos x)^2 = \sin^2 x + 2\sin x \cos x + \cos^2 x = 1 + 2\sin x \cos x $.$