X 2 169y 2 July 8, 2019 16 32 64 128 X 2 169 y 2 144 1 Y 25x 2 169 x X 2 y 2 169 Derivative of x^2+y^2=169 X 2 y 2 169 2y 3x X 2 y 2 169 graph
