d (arccot(x)) -1 Be sure to provide a written justification for 5. Prove your work. dx 1+ x2

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A: Note Since you have asked multiple question As per our policy, we will solve the first question for…

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Q: From the definition (Equation 4.46), construct »¡ (x) and n2(x). 1 d je(x) = (-x)' 1 d ; ne(x) = -…

A: The definition is nl(x)=-(-x)l1xddxlcos xx.   Substitute  n=1 in nl(x)=-(-x)l1xddxlcos xx.…