Use the Graph of F to Find the Simplest Expression $f ( x ) = g ( x )$

question 25

Multiple Choice

Use the graph of f to find the simplest expression g(x) such that the equation $f ( x ) = g ( x )$ is an identity. $f ( x ) = \frac { \sin 2 x + \sin x } { \cos 2 x + \cos x + 1 }$

• A) \(g ( x ) = \cos x\)
• B) \(g ( x ) = \tan x\)
• C) \(g ( x ) = \sec x\)
• D) \(g ( x ) = \cot x\)
• E) \(g ( x ) = \sin x\)

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