Q1 (a) Given w = f(x, y, z) which is a differentiable function of x, y, and z as follows: where x = r cos 0, y = qr² sin 0, and z = √p. (i) (ii) f(x, y, z) = x² + y² + z² Derive all the possible chain expressions with a suitable tree diagram. Find Əw ar'

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A: Topic = Trigonometry

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