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Trigonometry
Question

Multiplying Trigonometric Expressions In Exercises...

Multiplying Trigonometric Expressions In Exercises \(4 1\) and \(4 2\) , perform the multiplication and use the fundamental identities to simplify. (There is more than one correct form of each answer.) 41. \(( \sin x + \cos x ) ^ { 2 }\) 

Answer

\((\sin x+ \cos x)^2 = 1+ \sin(2x)\)

Solution
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