Find the nine second partial derivatives. w = x²y3+9xyz - 2yz W XX E W xy || = W XZ = Wyx Wyy Wyz = = = W ZX = W zy = W zz = W

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A: NOTE : As you have uploaded multiple questions without specifying which one to solve, we will answer…

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Q: Evaluate the indicated partial derivative. Z-9xy-3x-y:. A 18x-15x B B 18ty-15xty 9x2-3x$ D 93y-3ry

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Q: Find the four second partial derivatives. Observe that the second mixed partials are equal. Z = 19xe…

A: Given, z=19 xey-9 ye-x

Q: Find the partial derivatives .

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Q: Find the nine second partial derivatives. w = x²y3+9xyz - 2yz W XX E W xy || = W XZ = Wyx Wyy Wyz =…

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Q: Q3: Let z = 4x? – 8 x y4 + 7y5 – 3. Find all the first and second order partial derivatives of z.

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Q: Find the four second partial derivatives. Observe that the second mixed partials are equal.…

A: Given that,      z=19xey-10ye-x