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+--- Thread: how to derivative tan and sec in hp prime (/thread-8079.html)
how to derivative tan and sec in hp prime - zzhhdsf - 03-31-2017 06:32 PM
how to derivative tan and sec in hp prime, when I derivative tan it will give me something like: tan(x)^2+1, i know it's right, but i want an answer like sec(x)^2,also there is problem with derivative sec(x)
RE: how to derivative tan and sec in hp prime - Han - 03-31-2017 07:15 PM
(03-31-2017 06:32 PM)zzhhdsf Wrote: how to derivative tan and sec in hp prime, when I derivative tan it will give me something like: tan(x)^2+1, i know it's right, but i want an answer like sec(x)^2,also there is problem with derivative sec(x)
What is the problem you are having with the derivative of sec(x)?