Find the center and radius and draw the graph.(x + 5)2 + (y - 5)2 = 4
A. 
center (-5, 5); radius 2
B. 
center (5, 5); radius 2
C. 
center (5, -5); radius 2
D. 
center (-5, -5); radius 2
Answer: A
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Use the nth-Term Test for divergence to show that the series is divergent, or state that the test is inconclusive.
A. diverges
B. converges, 
C. converges, 7
D. inconclusive
Determine an appropriate domain of the function. Identify the independent and dependent variables.A weather balloon of radius r (in meters) is filled with air. The volume V of the balloon is given by the function 
. Assume the balloon can hold up to 4 m3 of air.
A. D = 
The independent variable is V.
The dependent variable is r.
B. D = [0, 4]
The independent variable is r.
The dependent variable is V.
C. D = 
The independent variable is r.
The dependent variable is V.
D. D = 
The independent variable is r.
The dependent variable is V.
Find the exact value of the expression, if possible. Do not use a calculator.cos-1 
A. 
B. ?
C. 
D. 0
Write the following as an equation, using x for the unknown number. Then solve.Four times a number added to 9 times the number equals 52. Find the number.
A. 4(x + 9) = 52x; 0.8 B. 4x - 9x = 52; -5.8 C. 4x + 9x = 52; 4 D. 4x(9 + x) = 52; 5.8