H Horseypie Member Joined Mar 3, 2007 Messages 78 Gender Male HSC 2007 Mar 7, 2007 #1 Hey guys..any chance I could get a hand with this? Q: Find int[sec^3(x).tanx dx]
S SoulSearcher Active Member Joined Oct 13, 2005 Messages 6,757 Location Entangled in the fabric of space-time ... Gender Male HSC 2007 Mar 7, 2007 #2 Derivative of sec x = sec x tan x sec3x tan x = sec2x * sec x tan x Let u = sec x, then go on from there.
Derivative of sec x = sec x tan x sec3x tan x = sec2x * sec x tan x Let u = sec x, then go on from there.
H Horseypie Member Joined Mar 3, 2007 Messages 78 Gender Male HSC 2007 Mar 8, 2007 #3 Ah yeah...thanks mate.
