What is the derivative of sin(ln x) + cos(ln x) with respect to x at x – McqOptions

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1.	What is the derivative of sin(ln x) + cos(ln x) with respect to x at x = e?
A.	\(\dfrac{cos 1-sin1}{e}\)
B.	\(\dfrac{sin1-cos1}{e}\)
C.	\(\dfrac{cos1+sin1}{e}\)
D.	1
Answer» B. \(\dfrac{sin1-cos1}{e}\)

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