Add.
A. 155
B. 165
C. 218
D. 178
Answer: A
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Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 4
; 
B. 3
; 
C. 3
; 
D. 4
; 
Find the inverse of the function.f(x) = 5x3 + 7
A. f-1(x) = 
- 7
B. f-1(x) = 
C. Not a one-to-one function
D. f-1(x) = 
Find the indicated intercept(s) of the graph of the function.x-intercepts of f(x) = 
A. (7, 0) B. (0, 0) C. (-3, 0), (3, 0) D. (9, 0)
Solve the problem.For some reason the quality of production decreases as the year progresses at a light bulb manufacturing plant. The following data represent the percentage of defective light bulbs produced at a light bulb manufacturing plant in the corresponding month of the year. 
Use linear regression to predict in which month the percentage of defective light bulbs would be 1.83%.
A. May B. February C. April D. March