Determine whether the equation defines y as a function of x. y = 
A. function
B. not a function
Answer: A
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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
; saddle point
B. 
; local minimum; 
; local minimum
C. 
; saddle point; 
; saddle point
D. 
; local maximum
Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62 B. 0.26 C. 0.22 D. 0.50
Determine the five-number summary of the given data.The weekly salaries (in dollars) of sixteen government workers are listed below.690610?813653?728572?484?630?525?671?685450551?787511?826
A. 450, 538.0, 641.5, 709, 826 B. 450, 531.50, 630, 718.5, 826 C. 450, 531.50, 641.5, 718.5, 826 D. 450, 525, 630, 690, 826
Let U = {q, r, s, t, u, v, w, x, y, z}; A = {q, s, u, w, y}; 
and 
List the members of the indicated set, using set braces.A ? B'
A. {u, w} B. {q, s, t, u, v, w, x, y} C. {t, v, x} D. {r, s, t, u, v, w, x, z}