The parabolic standard equation with chord length of 16, which is perpendicular to the x-axis and has the focal point, is solved

Let y ^ 2 = 2px x = P / 2, y = P or - P | 2p | 16, P = 8 or - 8
So the parabolic standard equation is y ^ 2 = 16x or Y ^ 2 = - 16x

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1. (y ^ 3-4x ^ 2) / (x ^ 3 + 2Y) = 44 / 31 given DX / dt = 5 x = - 3 y = - 2 find dy / DT
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