The derivatives for this problem are given as follows:
a)
b) .
The derivative of the <u>sum is the sum of the derivatives</u>.
In this problem, the function is:
Using a derivative table for the derivatives of the cosine and the ln, the derivative of the function is:
What is the product rule?
The derivative of the product is given as follows:
In this problem, we have that:
.
.
Hence the derivative is:
.
More can be learned about derivatives at brainly.com/question/2256078
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