Math Problem Statement
sin (x-45°) = 2 sin (x+45°) tentukan tan x
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Solving Trigonometric Equations
Tangent Function
Formulas
sin(A - B) = sin A cos B - cos A sin B
sin(A + B) = sin A cos B + cos A sin B
tan x = sin x / cos x
Theorems
Sum and Difference Identities
Suitable Grade Level
Grades 10-12
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