Wednesday, 23 March 2011

Core4 Implicit differentiation 23/03/11

  • Intro to implicit differentiation
  • Using chain rule to differentiate terms in y with respect to x
  • Including use of product rule for terms in both x and y
  • Using to solve problem involing tangents and normals to curve defined implicitly
  • HOMEWORK SET on problem involving stationary points on a curve defined implicitly

Monday, 7 March 2011

Thursday, 3 March 2011

Thursday 3rd March 2011, Period 5

Just did more differentiation practice.

y = sec x
y = cosec x
y = cot x
using either Quotient Rule or Chain Rule.

Exercise 5F
Q8 (all parts)
due Wednesday 9th March 2011

Wednesday, 2 March 2011

Core4 Using parametric equations 02/03/11

  • Reminder of differentiating parametric equations
  • Finding gradient at given point of curve defined by parametric equations
  • Finding equations of tangent to curve at given point