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Partial Derivatives
Functions of several variables, partial derivatives, the chain rule, gradients, and optimization with Lagrange multipliers.
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Find
∂
∂
x
(
x
2
y
+
3
y
)
\dfrac{\partial}{\partial x}(x^{2} y + 3y)
∂
x
∂
(
x
2
y
+
3
y
)
.
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