Find the derivative of y with respect to the independent variable.y =log7

A. (sec ? csc ? - ln 9 -1)
B. (cot ? - tan ? - ln 9 -1)
C.
D. e7(cos ? - sin ? - e?9?)


Answer: B

Mathematics

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A. 1.748 B. 1.75 C. 1.749 D. 1.74

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