SOLUTION: Greetings Everyone, A bit puzzelled with this poblem Evaluate dy=dx at x = 0 where (i) y = (x^2 - 1)/(x^2 + 2x + 1) (ii) y = (e^x + 1)/(1 + e^-x) Thanks in advan

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Greetings Everyone, A bit puzzelled with this poblem Evaluate dy=dx at x = 0 where (i) y = (x^2 - 1)/(x^2 + 2x + 1) (ii) y = (e^x + 1)/(1 + e^-x) Thanks in advan      Log On


   

Question 375404: Greetings Everyone,
A bit puzzelled with this poblem

Evaluate dy=dx at x = 0 where
(i) y = (x^2 - 1)/(x^2 + 2x + 1)
(ii) y = (e^x + 1)/(1 + e^-x)
Thanks in advance
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
DUPLICATE See Quadratic_Equations/375478