Give the exact value.cot 30°
A. 
B. 1
C. 
D. 
Answer: A
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Use the quotient rule to simplify.
A. 3x
B. x
C. 3x
D. 3x
Provide an appropriate response.Suppose that u = g(x) is differentiable at x = 1, y = f(u) is differentiable at 
and 
is positive. What can be said about the values of 
and 
Explain.
What will be an ideal response?
Add.3855 meters + 7945 meters
A. 11,800 meters B. 11,745 meters C. 11,810 meters D. 11,700 meters
Solve the problem.Suppose economists use as a model of a country's economy the equation C = 0.6716D + 5.9845where C represents the consumption of products in billions of dollars and D represents disposable income in billions of dollars. Solve the equation for D and use the result to determine the disposable income D if the consumption C is $8.42 billion. Round your answer to the nearest tenth of a billion.
A. $3.6 billion B. $3.5 billion C. $11.6 billion D. $6.6 billion