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Parametric locus question (1 Viewer)
- Thread starter enigma_1
- Start date
RealiseNothing
what is that?It is Cowpea
Show that they have the same x co-ordinates.
Find the gradient of PS (S is the focus.).
Find the gradient of QS.
Equate the two gradients to show that pq=-1.
Use pq=-1 to show that the x coordinates of U and R are equal.
Hope it helps.
Reza Bokat,
Cambridge Coaching
www.cambridgecoaching.com.au
Find the gradient of QS.
Equate the two gradients to show that pq=-1.
Use pq=-1 to show that the x coordinates of U and R are equal.
Hope it helps.
Reza Bokat,
Cambridge Coaching
www.cambridgecoaching.com.au