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  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> 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