Solve the problem.An object is traveling around a circle with a radius of 10 centimeters. If in 20 seconds a central angle of 
radian is swept out, what is the linear speed of the object?
A. 
cm/sec
B. 
radians/sec
C. 6 cm/sec
D. 6 radians/sec
Answer: A
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Solve the problem.If $1000 is invested at the end of each year in an annuity that pays 8%, compounded annually, the number of years it takes for the future value to amount to $22,000 is given by 
Use the change of base formula to find the number of years until the future value is $22,000, to the nearest tenth of a year.
A. 67.3 years B. 74.4 years C. 65.0 years D. 72.3 years
Find the domain of the composite function f ? g.f(x) = 
; g(x) = x + 3
A. {x 
B. {x 
C. {x 
D. {x 
Provide an appropriate response.Let an= a1 + (n - 1)d1and bn= b1 + (n - 1)d2be arithmetic sequences. Given that 
is also an arithmetic sequence, find the common difference.
A. d1- r?d2 B. d1+ r?d2 C. d1- d2 D. d1+ d2
Graph the equation.
+ 
= 1
A. 
B. 
C. 
D. 