Simplify the expression. Assume that all variables are positive when they appear.(
+ 2)(
- 2)
A. 2
B. 6 - 2
C. 4
D. 10
Answer: A
Mathematics
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Solve the problem.A circular pond is being installed in the corner of a yard, as shown. The installer needs to know the value of x in feet. Find x to the nearest tenth of a foot. 
?a = 41 ft
A. 57.9 ft B. 58.3 ft C. 57.6 ft D. 58.5 ft
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Find the indicated limit, if it exists.
f(x), f(x) = 
A. The limit does not exist. B. 0 C. 11 D. 4
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Use the fundamental counting principle to count the number of outcomes. A sports shop sold tennis rackets in 3 different weights, 2 types of string, and 4 grip sizes. How many different rackets could they sell?
A. 18 B. 24 C. 20 D. 9
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Add the fractions. Write the answer in lowest terms. 
A. 
B. 
C. 
D. 
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