Solve the problem.Suppose that we wish to seat eight people, 4 men and 4 women, in a row of eight chairs. In how many ways can we seat the people if the men and women must alternate?
A. 80,640 ways
B. 576 ways
C. 1152 ways
D. 48 ways
Answer: C
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Use the vertex and intercepts to sketch the graph of the equation. Give the equation for the parabola's axis of symmetry.x = -2(y - 1)2 + 3
A. Axis of symmetry is x = -1.
B. Axis of symmetry is y = -1.
C. Axis of symmetry is y = 1.
D. Axis of symmetry is x = 1.
Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 1
; 
B. 1
; 
C. 2
; 
D. 5
; 
Evaluate the expression for the given values.
(a) x = 0(b) x = 9(c) x = -3
A. (a) 0
(b) 
(c) 6
B. (a) undefined
(b) 
(c) 6
C. (a) undefined
(b) 
(c) - 6
D. (a) 0
(b) 
(c) 6
List the critical values of the related function. Then solve the inequality.
< 
A. - 
, 0; 
? (0, ?)
B. 
, - 
, 0, 
; 
? 
C. -7, 
, - 
, 0, 
; 
? 
? 
D. No critical values; (-?, ?)