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Screen Shot 2019-10-02 at 7.38.12 PM.png(8 points) A student is asked

to find the derivative of

Screen Shot 2019-10-02 at 7.38.12 PM.png

4. (8 points) A student is asked to find the derivative of
y = sin ( cos (2/x))
with respect to variable x. They provide the following answer:
dy
dx
= cos ( - sin(271)) .
(a) (1 point) Is the student correct? (Answer "Yes" or "No")
(b) (7 points) If the student is correct, then explain how they used derivative rules correctly
to find this derivative.
If the student is incorrect, then give the correct answer and provide an explanation that
you would use to correct the student's thinking.

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