Graph the ellipse.(x + 1)2 + 
= 1
A. 
B. 
C. 
D. 
Answer: A
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Find 
.y = 2
A. 
B. 
C. 
D. 
Use the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar.Scot Cleaners bought a new trouser press for $7000 and estimates its life at 4 years at which time the salvage value is expected to be $700. Find the amount of depreciation each year.
A. $2520, $1890, $1260, $630 B. $3500, $1750, $875, $175 C. $1575, $1575, $1575, $1575 D. $2800, $2100, $1400, $700
Use the graph to find the intervals on which it is increasing, decreasing, or constant.
A. Decreasing on [- ?, 0]; increasing on [0, ?]
B. Increasing on (-?, ?)
C. Decreasing on 
and 
; increasing on 
D. Increasing on 
and 
; decreasing on 
Solve the problem.Find an equation of the form 
that describes the outline of a satellite dish such that the bottom of the dish passes through (0, 0), the diameter of the dish is 24 inches, and the depth of the dish is 7 inches
A. y = 
x2
B. y = 
x2
C. y = 
x2
D. y = 
x2