H henry08 Active Member Joined Mar 13, 2008 Messages 1,174 Gender Male HSC N/A Oct 6, 2008 #1 Differentiate (2e^x - 4)^9 My answer is different from the given answer.
lyounamu Reborn Joined Oct 28, 2007 Messages 9,987 Gender Male HSC N/A Oct 6, 2008 #2 henry08 said: Differentiate (2e^x - 4)^9 My answer is different from the given answer. Click to expand... 9(2e^x - 4) ^8 . 2e^x = 18e^x(2e^x-4)^8
henry08 said: Differentiate (2e^x - 4)^9 My answer is different from the given answer. Click to expand... 9(2e^x - 4) ^8 . 2e^x = 18e^x(2e^x-4)^8
V vds700 Member Joined Nov 9, 2007 Messages 860 Location Sydney Gender Male HSC 2008 Oct 6, 2008 #3 henry08 said: Differentiate (2e^x - 4)^9 My answer is different from the given answer. Click to expand... dy/dx = 9(2e^x - 4)^8 . (2e^x) =18e^x (2e^x - 4)^8
henry08 said: Differentiate (2e^x - 4)^9 My answer is different from the given answer. Click to expand... dy/dx = 9(2e^x - 4)^8 . (2e^x) =18e^x (2e^x - 4)^8
H henry08 Active Member Joined Mar 13, 2008 Messages 1,174 Gender Male HSC N/A Oct 6, 2008 #4 Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8
T Timothy.Siu Prophet 9 Joined Aug 6, 2008 Messages 3,447 Location Sydney Gender Male HSC 2009 Oct 6, 2008 #5 henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... must be wrong then
henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... must be wrong then
lyounamu Reborn Joined Oct 28, 2007 Messages 9,987 Gender Male HSC N/A Oct 6, 2008 #6 henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... I am assuming that the solution is like this: (2e^x-4)^9 = 9(2e^x-4)^8 . e^x (Where it should be 2e^x) = 9e^x(2e^x - 4)^8 (which is wrong)
henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... I am assuming that the solution is like this: (2e^x-4)^9 = 9(2e^x-4)^8 . e^x (Where it should be 2e^x) = 9e^x(2e^x - 4)^8 (which is wrong)
V vds700 Member Joined Nov 9, 2007 Messages 860 Location Sydney Gender Male HSC 2008 Oct 6, 2008 #7 henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... answer is wrong
henry08 said: Yeah thats what I get, but the answer is supposedly 9e^x(2e^x - 4)^8 Click to expand... answer is wrong
