Which of the following is an/are anti-derivative(s) of – 36 cot (18x) cosec? (18x) |18cosec? (18æ) |cosec² (18x) + cosec² (18x) 18 cot? (18x)

Q: 4. Determine the 75th derivative of each of the following functions. f(x) = 3 cos 2x b)

A: given function is f(x)=3cos(2x) we know d dx(cos(ax))=-asin(ax)  and d dx(sin(ax))=acos(ax)

Q: can i get step by step help please

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