For each of the following functions, find the amplitude, period, and midline.
Also, find the maximum and minimum.
amplitude: 1/2; period: 2?/3; midline: y = 3/2; maximum: 2; minimum: -1
Mathematics
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Refer to the following normal curve, with mean ? and standard deviation ?.
If the standardized value of x is 0.5, then x =
A. 120. B. 137. C. 100. D. 80. E. none of these
Mathematics
Solve the problem.An object is spinning around a circle with a radius of 20 centimeters. If in 17 seconds a central angle of 
has been covered, what is the linear speed of the object?
A. 
cm per sec
B. 
cm per sec
C. 20 cm per sec
D. 
cm per sec
Mathematics
Graph the equation.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Find the integral using an appropriate trigonometric substitution.
Select the correct answer.
Mathematics