Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (sin x)cos x
A. (sin x)cos x(cos x cot x - sin x ln (sin x))
B. cos x ln ( sin x)
C. cos x cot x - sin x ln(sin x)
D. cos x cot x - ln (sin x)
Answer: A
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Provide an appropriate response.Divide 35 dg by 5 dg.
A. 70 B. 7 C. 70 dg D. 7 dg E. none of the above
Find the area of the specified region.Shared by the circles r = 4 and r = 8 cos ?
A. 
(2? + 3
)
B. 
(4? - 3
)
C. 
?
D. 8?
The Leslie matrix for a population of birds is 
The population vector for year 1 is 
(a) Estimate the population vector for year 2. 20. (b) Estimate the population vector for year 3.
Solve the problem.Along with incomes, people's charitable contributions have steadily increased over the past few years. The table below shows the average deduction for charitable contributions reported on individual income tax returns over a six year period. Find the average rate of change between year 3 and year 5. 
A. $330 per year B. $250 per year C. $315 per year D. $500 per year