Determine whether the equation is quadratic.
= -1
A. No
B. Yes
Answer: A
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Solve the problem. Round to the nearest dollar unless otherwise stated.A hardware store made the following purchases of hammers:Beginning inventory:24 hammers at 
February:30 hammers at 
April:36 hammers at 
July:26 hammers at 
Inventory at the end of the year shows 40 hammers remain. Find the inventory value using the weighted average,
FIFO, and LIFO methods. Round amounts to the nearest cent. A. Weighted average: $250.66 FIFO: $270.58 LIFO: $271.76 B. Weighted average: $250.66 FIFO: $271.76 LIFO: $270.58 C. Weighted average: $258.30 FIFO: $271.76 LIFO: $314.40 D. Weighted average: $209.60 FIFO: $299.60 LIFO: $250.66
Find the center and radius of the circle.x2 + (y - 7)2 = 25
A. Center: (0, 7), radius = 25 B. Center: (0, 7), radius = 5 C. Center: (0, -7), radius = 5 D. Center: (7, 0), radius = 5
Solve the system of nonlinear equations using the method of elimination.
A. (0, 0)
B. (3
, 2
), (-3
, 2
), (3
, -2
), (-3
, -2
)
C. (3
, 2
), (-3
, 2
)
D. (-3
, -2
)
Find the domain of the rational function.R(x) = 
A. 
B. 
C. 
D. 