how do i show these curves are orthogonal? y = ax^3 x^2+3y^2 = b also, how do I show that the sum of the x and y intercepts of any tangent line to the curve x^.5+y^.5 = c^.5 Any help appreciated!
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Originally Posted by amma0913 how do i show these curves are orthogonal? y = ax^3 x^2+3y^2 = b these curves are orthogonal if they are perpendicular to each other i.e. $\displaystyle m_{1}m_{2}=-1$ find $\displaystyle m_{1}\ and\ m_{2}$ and multiply them.
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