Math Problem Statement
cos 2 (x)−sin 2 (x)+1+cos(x)= 2sin(x)cos(x)+sin(x)/tan(x)
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Trigonometric Identities
Equations
Formulas
Double-angle identities
Trigonometric equations
Theorems
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Suitable Grade Level
Grades 10-12
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