Determine whether the diagram could represent a function.
A. Yes
B. No
Answer: A
Mathematics
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Solve the rational inequality. Express the solution in interval notation.
< 8
A. 
? (4, ?)
B. (-?, -4) ? 
C. 
D. (-?, -4) ? (4, ?)
Mathematics
Solve.The amount of tread left on a tire varies inversely as the number of miles the tire has traveled. A tire that has traveled 97,000 mi has 
in of tread left. How much tread will be left on a tire that has traveled 66,000 mi? Express the answer as a fraction in simplest form.
A. 
in.
B. 
in.
C. 8536 in.
D. 
in.
Mathematics
Find an equivalent expression by factoring.14x + 4
A. 14(x + 2) B. 14(x + 4) C. 2(7x + 4) D. 2(7x + 2)
Mathematics
Determine whether the variation model is of the form 
or 
and find k. Then write a model that relates y and x.
x
9
18
27
36
45
y
2
4
6
8
10
A. 
B. 
C. 
D. 
E. 
Mathematics