The Student Room Group

C4 differential help waaat

image.jpg

Have a derivative and it tells me to find max. To me it looks like when dy/dx=0, N=500 but apparently it's 250

Help pls?
Thx
Reply 1
You have to differentiate again. d^2(y)/dx^2 = 0

N should be 250
Original post by Shumaya
You have to differentiate again. d^2(y)/dx^2 = 0

N should be 250


Oh okay thanks a mil

Quick Reply

Latest