How do I find the stationary points. I find the constants making it difficult to simplify? And what does part c mean? This is my working so far.
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I do not get . From , . Divide both sides by ; . Divide by 5: . Take the 1- a root: . That is, , not .
And how would you do part c, which needs to find a hyperbola?
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Last edited by mathfn; May 17th 2017 at 08:27 AM.