Please help me because i have no idea what I'm doing

label Mathematics
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

differentiate y=log(4+cosx)

May 3rd, 2015

let 
y=log (4 + cos x) 
then 
dy/dx =d(log (4 + cos x) )/dx 

apply chain rule of differetiation 
dy/dx=1/cosx * d(cosx)/dx 
dy/dx=1/cosx *(-sinx)*d(x)/dx 
dy/dx= 4 (-sin x/cos x)
dy/dx= 4 -tan x

May 3rd, 2015

Studypool's Notebank makes it easy to buy and sell old notes, study guides, reviews, etc.
Click to visit
The Notebank
...
May 3rd, 2015
...
May 3rd, 2015
Jun 23rd, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer