Decide whether or not the events are commutative.Turning on the printer and printing a computer report.
A. No
B. Yes
Answer: A
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Find the domain and the range of the relation.
A. domain: [-1, 1] range: (?, -?) B. domain: (?, -?) range: [-1, 1] C. domain: [-1, 1] range: (-?, ?) D. domain: (-?, ?) range: [-1, 1]
Solve using a proportion. Round your answer to the nearest hundredth when necessary.The negative for an image taken with a 35 mm camera is 3.6 cm wide x 2.4 cm high. If a print with a width of 17.64 cm is produced from a 35 mm negative, what will the size of the print be expressed as width x height?
A. 11.76 cm wide x 17.64 cm high B. 17.64 cm wide x 11.76 cm high C. 17.64 cm wide x 13.76 cm high D. 16.64 cm wide x 11.76 cm high
Simplify, if possible.
A. 
B. 
C. 
D. 
Solve the problem.For the total-revenue functionR(x) = 3x,find ?R and R'(x) when x = 50 and ?x = 1.
A. ?R = $1.50; R'(50) = $1.50 B. ?R = $6.00; R'(50) = $3.00 C. ?R = $3.00; R'(50) = $3.00 D. ?R = $6.00; R'(50) = $6.00