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Maths Q help (1 Viewer)

Thread starter sunny199
Start date Nov 8, 2015

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sunny199

Member

#1

Using the fact that tan x = sinx/cosx and making the substitution u=cos x find the expression for intergral tan xdx

Last edited: Nov 8, 2015

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davidgoes4wce

Well-Known Member

#2

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sunny199

Member

#3

thanks for your response, i understand that you differentiate cos x to get -sin x but do not understand the use of the formula - intergral 1/u

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davidgoes4wce

Well-Known Member

#4

I gave some step by step comments

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sunny199

Member

#5

thanks for the step by step explanation

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davidgoes4wce

Well-Known Member

#6

No worries mate

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