Let w be the differential form rdr+ydy zdz (i) Show that w is closed. (ii) Ís w exact? If it is, find f such that df-w. If not, explain why not. Let w be the differential form rdr+ydy zdz (i) Sh...

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Let w be the differential form rdr+ydy zdz (i) Show that w is closed. (ii) Ís w exact? If it is, find f such that df-w. If no

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