Differentiation & Integration

• lpx88

  22 Jul 07, 19:38

  Y= 10/(1 + X^2). Find the eqn of the normal at X =3
  
  Somehow just couldn get the answer so i was wondering if im careless or the ans is wrong...
• lpx88

  22 Jul 07, 19:49

  Paiseh i found out is my denominator careless..... Later got qn i ask