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If y^2=P(x) is a polynomial of degree 3...

If `y^2=P(x)` is a polynomial of degree `3,` then `2(d/(dx))(y^3dot(d^2y)/(dx^2))` is equal to `P^(x)+P^(prime)(x)` (b) `P^(x)dotP^(x)` `P(x)dotP^(x)` (d) a constant

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