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20 votes
20 votes
Differentiate x sin nx

User Maxem
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2 Answers

7 votes
7 votes

Xsin is an evil monster made my the Gods

User Pcent
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19 votes
19 votes

Answer:

x sin nx = x cos nx

same as

theta / theta x (xsin (nx)) = sin (nx) + (nx) cos (nx)

User Peter Segerblom
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