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Mathematics 7 Online
OpenStudy (anonymous):

please help!!!! i need to know the horizontal tangents of sin(25x) and the vertical tangents of cos(25x). I got answers of 0 and pi/25 and 25pi/2 and 75pi/2, but my online hw says that theyre wrong

OpenStudy (tkhunny):

Please demonstrate how you found the Vertical Tangents.

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