Add or subtract as indicated. Write the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Construct a frequency polygon.
A. Frequency
| Weight in ounces |
B. Frequency
| Weight in ounces |
Mathematics
Solve the problem.Claire has received scores of 85, 88, 87, and 75 on her algebra tests. What is the minimum score she must receive on the fifth test to have an overall test score average of at least 83? (Hint: The average of a list of numbers is their sum divided by the number of numbers in the list.)
A. 80 B. 79 C. 78 D. 81
Mathematics
Find a formula for the slope of the graph of 
at the point 
. Then use it to find the slope at the given point.
?
?
A. ?
?
B.
?
C. ?
?
D.
?
E.
?
Mathematics
The following function may be viewed as a composite function f(g(x)). Find f(x) and g(x). 
A. f(x) = x2 + 2x - 3
g(x) = 
B. f(x) = 
g(x) = 
C. f(x) = 
g(x) = x2 + 2x - 3
D. f(x) = x
g(x) = x2 + 2x - 3
Mathematics