FP1 Flashcards Preview

edexcel a level mathematics S&M > FP1 > Flashcards

Flashcards in FP1 Deck (9)
Loading flashcards...
1

parabola equation

y squared = 4ax

2

parametric equations of a parabola

x = a t squared / y =2at

3

coordinates of focus of parabola

(a,0)

4

directrix of parabola

x+a=0

5

rectangular parabola equation

xy = c squared

6

parametric equations of rectangular parabola

x = ct / y= c/t

7

what 2 techniques do you use to find the gradient of any point in a parabola?

parametric and implicit differentiation

8

parametric differentiation

dy/dx = dy/dt / dx/dt

9

implicit differentiation

when differentiating both x and y at the same time