Hello i have the following exercise: and for which does the first derivative exists ?
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Originally Posted by coobe Hello i have the following exercise: and for which does the first derivative exists ?
for y(t) dy/dt = e^tan(t) sec^2(t) is defined except for odd multiples of pi/2 --> (2n-1)pi/2 for all integers n. as tan(t) and sec(t) are not defined at these points
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