Perform the indicated operations. Simplify, if possible.
- 
+ 3
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the one-sided limit, if it exists.
?
?
A. -15
B. 
C. -6
D. 9
E. The limit does not exist
Mathematics
Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.
a. 
b. 
c. 
d. not possible
e. 
Mathematics
Find the area of the rectangle or square with the given dimensions.square: side = 87 km
A. A = 7569 km2 B. A = 15,138 km2 C. A = 174 km2 D. A = 348 km2
Mathematics