Sinusoid as sum of even and odd sinusoids | Desmos

Expression 2: StartFraction, left parenthesis, cos left parenthesis, "k" plus "x" , right parenthesis plus cos left parenthesis, "k" minus "x" , right parenthesis , right parenthesis Over 2 , EndFraction

2

Expression 3: StartFraction, left parenthesis, cos left parenthesis, "k" plus "x" , right parenthesis minus cos left parenthesis, "k" minus "x" , right parenthesis , right parenthesis Over 2 , EndFraction

3

Expression 4: "k" equals negative 1.8 4

negative 3.1 4 1 6

3.1 4 1 6

4

5

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