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# C2 question Asap Watch

1. Curve C has the equation y=3-x^1/2-2x^-1/2
Find the coordinates of the points where C crosses the axis
2. Anyone willing to help Asap
3. ANYONE >>>?????????????????????
4. Differentiate first to find dy/dx and then make your dy/dx = 0, now solve for x and then y?
5. (Original post by Think People)
Curve C has the equation y=3-x^1/2-2x^-1/2
Find the coordinates of the points where C crosses the axis
Crosses the x-axis when Multiply through by :

Now this is a disguised quadratic: means , solve for then back substitute for .

Oh and this should be in the maths forum. Moving it now.

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Updated: April 17, 2016
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