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Mathematics 9 Online
OpenStudy (anonymous):

derivative of sec pi*t? i now d/dx [sec x] = sec x tan x, so i got to sec pi*t = sec pi*t tan pi*t, but shouldn't we apply chain rule here? what's my value for chain rule? is it just pi? so (sec pi*t) (tan pi*t) (pi) = pi sec pi*t tan pi*t?

OpenStudy (amoodarya):

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