http://mapleta7.eps.surrey.ac.uk:808...ejlhffhhaf.gif is the point on the curve http://mapleta7.eps.surrey.ac.uk:808...egmfpfgeod.gif where http://mapleta7.eps.surrey.ac.uk:808...hihknlolgd.gif.

The tangent to the curve at http://mapleta7.eps.surrey.ac.uk:808...ejlhffhhaf.gif has equation http://mapleta7.eps.surrey.ac.uk:808...nlkjhgcngp.gif.

What is the value of http://mapleta7.eps.surrey.ac.uk:808...bdhhmohaed.gif?

am not sure how to go about this question,

but so far i have done

where do I go from here?

equation both equations?

I get

I dont know what to do? Any help appreciated