Math Problem Statement
2 sin x cos x = √ 3 − 2sqrt3 sin2 x 2sqrt3 sin2 x + sin 2x = √ 3 √ 3 3 sin 2x = 1 − 2 sin2 x √ 3 3 sin 2x = cos 2x sin 2x = 3 √ 3 cos 2x | : cos 2x tan 2x = 3 √ 3 2x = 60◦ + n · 180◦ x = 30◦ + n · 90◦
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Double Angle Identities
Sine and Cosine Functions
Formulas
sin 2x = 2 sin x cos x
tan 2x = sin 2x / cos 2x
General Solution: x = 30° + n · 90°
Theorems
Double Angle Identity
General Solution for Trigonometric Equations
Suitable Grade Level
Grades 10-12
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