Subtract the fractions. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Mathematics
Solve the problem.Suppose the number of Quickie hamburgers (in millions) served yearly from 1987 to 2000 can be modeled by 
In this formula 
corresponds to 1987 and 
corresponds to 2000. Approximate the year when this amount will reach 179 million.
A. 1988 B. -12 C. 1999 D. 12
Mathematics
Find all the real zeros of 
.
A. x = 
, 4
B. x = 
, 
C. x = 
, -2
D. x = 
, 
E. x = 
, -4
Mathematics
Solve the problem.An object is dropped from 14 ft above the surface of the moon. How long will it take the object to hit the surface of the moon if 
A. 2.32 sec B. 5.38 sec C. 1.35 sec D. 1.64 sec
Mathematics