![ordinary differential equations - How is $\frac{dx }{z(x+y) } = \frac{dy}{z(x-y) } = \frac{dz }{x^2 + y^2 } $ equivalent to $\frac{ y dx + xdy - zdz}{0}=\frac{ xdx - ydy -zdz}{0}$? - ordinary differential equations - How is $\frac{dx }{z(x+y) } = \frac{dy}{z(x-y) } = \frac{dz }{x^2 + y^2 } $ equivalent to $\frac{ y dx + xdy - zdz}{0}=\frac{ xdx - ydy -zdz}{0}$? -](https://i.stack.imgur.com/yJ00b.png)
ordinary differential equations - How is $\frac{dx }{z(x+y) } = \frac{dy}{z(x-y) } = \frac{dz }{x^2 + y^2 } $ equivalent to $\frac{ y dx + xdy - zdz}{0}=\frac{ xdx - ydy -zdz}{0}$? -
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![SOLVED: Rewrite the iterated integral 1-x 2-2y J' J' Jo f(c,y,2) dz dy dx changing the order of integration to first with respect to X, then Y, and then z. y-1 'K " SOLVED: Rewrite the iterated integral 1-x 2-2y J' J' Jo f(c,y,2) dz dy dx changing the order of integration to first with respect to X, then Y, and then z. y-1 'K "](https://cdn.numerade.com/ask_images/75e389e08b204afcbd19337c79199da7.jpg)
SOLVED: Rewrite the iterated integral 1-x 2-2y J' J' Jo f(c,y,2) dz dy dx changing the order of integration to first with respect to X, then Y, and then z. y-1 'K "
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