For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: f(4) = 7; Absolute minimum: f(1) = 2
B. Absolute maximum: none; Absolute minimum: none
C. Absolute maximum: f(4) = 7; Absolute minimum: none
D. Absolute maximum: none; Absolute minimum: f(1) = 2
Answer: B
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Evaluate the expression using the given values.
- 
x = -4, y = 7
A. 3 B. -11 C. -3 D. 11
Simplify the ratio.66 cents to 84 cents
A. 
B. 
C. 
D. 
Solve the problem.Halley's comet has an elliptical orbit with the sun at one focus. Its orbit shown below is given approximately by 
In the formula, r is measured in astronomical units. (One astronomical unit is the average distance from Earth to the sun, approximately 93 million miles.) 
Find the distance from Halley's comet to the sun at its shortest distance from the sun. Round to the nearest hundredth of an astronomical unit and the nearest million miles.
A. 6.41 astronomical units; 597 million miles B. 12.83 astronomical units; 1193 million miles C. 66.36 astronomical units; 6171 million miles D. 5.85 astronomical units; 544 million miles
Solve the problem.Two sound waves, producing the pressures src="https://sciemce.com/media/4/ppg__ads0528191716__f1q366g6.jpg" alt="" style="vertical-align: -4.0px;" />
A. a = 5; k = 0.6435
B. a = 5; k = 727.782
C. a = 2.2; k = 727.782
D. a = 2.2; k = 0.9273
and 
combine on a person's ear drum to produce the pressure 
Graph P in 
by 
and use the graph to estimate values for a and k so that