S sunny199 Member Joined Mar 19, 2012 Messages 45 Gender Male HSC 2013 Nov 8, 2015 #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
Using the fact that tan x = sinx/cosx and making the substitution u=cos x find the expression for intergral tan xdx
D davidgoes4wce Well-Known Member Joined Jun 29, 2014 Messages 1,877 Location Sydney, New South Wales Gender Male HSC N/A Nov 8, 2015 #2
S sunny199 Member Joined Mar 19, 2012 Messages 45 Gender Male HSC 2013 Nov 8, 2015 #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
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
D davidgoes4wce Well-Known Member Joined Jun 29, 2014 Messages 1,877 Location Sydney, New South Wales Gender Male HSC N/A Nov 8, 2015 #4 I gave some step by step comments
S sunny199 Member Joined Mar 19, 2012 Messages 45 Gender Male HSC 2013 Nov 8, 2015 #5 thanks for the step by step explanation
D davidgoes4wce Well-Known Member Joined Jun 29, 2014 Messages 1,877 Location Sydney, New South Wales Gender Male HSC N/A Nov 8, 2015 #6 No worries mate
