1. Consider the surface S defined by the equation x²yz - y + z-7= 0. Determine a set of parametric equations for the tangent plane to the S at the point (1,2,3).

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Q: 1. Find the general solution u(x, y) of the following partial differential equations. (a) Uxy − xy +…

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Q: 2. Matrix A below is a singular matrix, calculate the value(s) of q. A = [3 2²²q] 32- [5 marks]

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