Use implicit differentiation to find dy/dx.x = sec(9y)
A. 
cos(9y) cot(9y)
B. 
sec(9y) tan(9y)
C. 9 sec(9y) tan(9y)
D. cos(9y) cot(9y)
Answer: A
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Solve the problem.Let D be the region bounded below by the cone 
and above by the sphere 
. Set up the triple integral in cylindrical coordinates that gives the volume of D using the order of integration 
.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Solve. Then graph the solution.x2 - 7x ? -12
A. (-?, 3]
B. (-?, 3] ? [4, ?)
C. [3, 4]
D. [4, ?)
Use the given conditions to write an equation for the line in slope-intercept form.Passing through (4, 4) and parallel to y = -4x.
A. y = 4x - 20
B. y = - 4x - 20
C. y = - 4x + 20
D. y = - 
x - 5
Solve the problem.The two charts show the weight gain of some people and the weight loss of other people. Use the information given to answer the questions below. What is the difference between the weight gain of Bob and the weight loss of Ed? 
A. -6385 grams B. 2031 grams C. -2031 grams D. 6385 grams