Match the graph with its function using the x-intercepts.
A. y = x4 + 2x2 + 1
B. y = x4 + 2x2 - 1
C. y = x4 - 2x2 + 1
D. y = x4 - 2x2 - 1
Answer: C
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Complete the table for the equation.y = - 
x + 6
A. 
B. 
C. 
D. 
Use the MACRS depreciation rates table to solve the problem. Round to the nearest dollar.MACRS Depreciation Rates 
Respiratory Care, Inc. purchased new packaging equipment (5-year property) at a cost of $9730. Find the book value at the end of 4 years.
A. $2802 B. $3051 C. $3040 D. $1681
Subtract.-37 - (-68)
A. 105 B. 31 C. -105 D. -31
What is the domain of f(x)? What is its range?f(x) = 
+ 9
A. Domain: (-?, 8) ? (8, ?); range: (-?, 9) ? (9, ?) B. Domain: (-?, 0) ? (0, ?); range: (-?, -9) ? (-9, ?) C. Domain: (-?, 0) ? (0, ?); range: (-?, 9) ? (9, ?) D. Domain: (-?, 9) ? (9, ?); range: (-?, 0) ? (0, ?)