Use the graph to find the intervals on which it is increasing, decreasing, or constant.
A. Decreasing on 
; increasing on 
B. Increasing on (-?, ?)
C. Increasing on 
and 
; decreasing on 
D. Decreasing on 
and 
; increasing on 
Answer: D
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Perform the indicated operation.
A. - 
B. 
C. 
D. 
Solve the problem.The length of a vegetable garden is 10 feet longer than its width. If the area of the garden is 75 square feet, find its dimensions.
A. w = 4 ft; l = 16 ft B. w = 6 ft; l = 16 ft C. w = 4 ft; l = 14 ft D. w = 5 ft; l = 15 ft
Find the limit.
(2x + 9)
A. 11 B. -5 C. 23 D. 9
If the markup policy for the store is assumed to be linear, find a function r = m(w) that expresses the retail price r as a function of the wholesale price w and find its domain and range.
A bookstore sells a book with a wholesale price of $8 for $13.00 and one with a wholesale price of $12.00 for $18.00.