Hi can someone please show me how to do these questions attached?
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C4 Questions (mixed) watch
- Thread Starter
- 03-07-2005 19:45
- 03-07-2005 19:48
Differentiate to give an expression involving . Set and so obtain a relation between x and y that needs to be satisfied. Substitute this back into the original equation of the curve to eliminate y or x and hence find the coordinates at the stationary points.
(a) Use and
(b) Using (a) and the given results you can calculate the values of at which is all you need to establish the tangent equation.
(c) You may find the identity useful as it implies and thus you can eliminate t.
- 04-07-2005 16:33
I remember those questions alright lol. C4 paper was alright compared to what it could have been. I think I got all of those questions right. :-D