Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Trigonometric Identities
Formulas
cos(x - y) = cos(x)cos(y) + sin(x)sin(y)
sin(x - y) = sin(x)cos(y) - cos(x)sin(y)
cos(π/2) = 0, sin(π/2) = 1
cos(3π/2) = 0, sin(3π/2) = -1
Theorems
Trigonometric Difference Identities
Suitable Grade Level
Grades 10-12
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