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Multivariable CalculusHardThe Chain Rule & Implicit Differentiation

The Chain Rule & Implicit Differentiation · Hard problem

Let z=2x3+2x2+3xy+2x+2y3+3y2−3z = 2 x^{3} + 2 x^{2} + 3 x y + 2 x + 2 y^{3} + 3 y^{2} - 3 with x=t+1x = t + 1 and y=t3y = t^{3}. Find dzdt\dfrac{dz}{dt} at t=1t = 1.