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OpenStudy (anonymous):
Can someone tell me why my formula for this periodic function is wrong?
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OpenStudy (anonymous):
OpenStudy (anonymous):
Because you wrote the x outside of the cos function.
OpenStudy (anonymous):
Ah! I see! Thanks so much!
OpenStudy (anonymous):
Properly written as\[f \left( x \right) = 3 \cos \left( \frac{ \pi x }{ 14 } \right)\]
OpenStudy (anonymous):
You're welcome
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