Determine the values of x for which the function, as represented by the graph, is continuous. If the function is not continuous, determine the reason.
A. Not continuous at x = -2; function not defined
Not continuous at x = 2; small change
B. Not continuous at x = -2, x = 0, x = 2; function not defined
C. Not continuous at x = 0; function not defined
Not continuous at x = -2, x = 2; small change
D. Not continuous at x = -2, x = 0; function not defined
Not continuous at x = 2; small change
Answer: D
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Add or subtract. Express the answer as a mixed number.8
+ 5
A. 5
B. 13
C. 14
D. 14
Write an algebraic expression for the specified quantity.Allison can clean the house in 6 hours working alone. Joel can do the job in 4 hours working alone. 
it takes Allison and Joel to clean the house working together. Write an algebraic expression in t for (i) the portion of the job completed by Allison in t hours; (ii) the portion of the job completed by Joel in t hours.
A. (i) Allison: 
t
(ii) Joel: 
t
B. (i) Allison: 
t
(ii) Joel: 
t
C. (i) Allison: 
t
(ii) Joel: 
t
D. (i) Allison: 
+ t
(ii) Joel: 
+ t
Find the indicated unit rate.Sandra ran 504 yards in 2.25 minutes. What was her unit rate?
A. 234 yards per minute
B. 504 yards per minute
C.
| 224 yards per minute |
D. 1034 yards per minute
Write the fraction in simplest form.
A. 
B. 
C. 
D. 