Give the domain and range of the function.
A. Domain (-?, ?) ; Range [-2, 4]
B. Domain (-?, ?) ; Range [0, ?)
C. Domain (-5, 5) ; Range [-2, 8)
D. Domain (-?, ?) ; Range [-2, ?)
Answer: D
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Find the volume by double integration.The volume under the surface 
and above the triangle enclosed by the lines 
, and 
A. 
B. 
C. 162
D. 
Simplify the complex fraction using the Multiply by the LCD Method.
A. 
B. 
C. 
D. 
Solve. Round your answer up to the next whole number, if necessary.The MetroCity paint company is planning to produce a new line of paint. The paint will be produced by the gallon. For the first year, the fixed costs for setting up production are $3000. The variable costs for producing each gallon are $15. The revenue for each gallon is $40. Find the number of gallons of paint that are sold at the break-even point.
A. 120 gallons B. 119 gallons C. 124 gallons D. 122 gallons
Write a formula for a linear function f whose graph satisfies the conditions.Slope: 1.2; passing through (1, 3.5)
A. f(x) = 1.2x + 2.3 B. f(x) = 1.2x + 1.9 C. f(x) = -1.2x + 2.6 D. f(x) = 1.2x + 3.5