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GATE EE 2017 Set 2 — Question 18

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NAT+1 / -0EasyPartial & Total DerivativesCalculusEngineering Mathematics

Engineering Mathematics → Calculus → Partial & Total Derivatives

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Question

Consider a function f(x,y,z)f(x, y, z) given byf(x,y,z)=(x2+y2−2z2)(y2+z2)f(x, y, z) = (x^2 + y^2 - 2z^2)(y^2 + z^2)The partial derivative of this function with respect to xx at the point x=2,y=1x = 2, y = 1 and z=3z = 3 is _______
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