locate and classify the stationary points of a function!!

function:- f(x,y) = x^3+ (x^2)y + y^2 + 2y
Thanks I have already worked out the 1st and 2nd partial derivatives. Help!
Thanks

Quote:

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Originally Posted by acu04385

function:- f(x,y) = x^3+ (x^2)y + y^2 + 2y
Thanks I have already worked out the 1st and 2nd partial derivatives. Help!
Thanks

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Solve and simultaneously. Then test the nature of the solutions.

If you need more help, please show all your working and say where you get stuck.