Evaluate the expression.
?
?
A. 18
B. 17,280
C. 4,320
D. 30,240
E. none of the above
Answer: C
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Solve the problem.An event planner expects about 188 people at a wedding. He knows that this estimate could be off by 
(more or fewer). Food for the event costs $46 per person. How much might the event planner's food expense be?
A. between $0 and $10,258 B. between $4970 and $8190 C. between $7038 and $10,258 D. Not enough information is provided.
Determine whether the relation defines y as a function of x. Give the domain.y = - 
A. Not a function; domain (-?, 7) ? (7, ?) B. Not a function; domain (-?, 0) ? (0, ?) C. Function; domain: (-?, ?) D. Function; domain (-?, 0) ? (0, ?)
Solve the problem.A satellite dish is in the shape of a parabolic surface. Signals coming from a satellite strike the surface of the dish and are reflected to the focus, where the receiver is located. The satellite dish shown has a diameter of 10 feet and a depth of 4 feet. The parabola is positioned in a rectangular coordinate system with its vertex at the origin. The receiver should be placed at the focus src="https://sciemce.com/media/4/ppg__tttt0525191133__f1q96g3.jpg" alt="" style="vertical-align: -4.0px;" />
The value of p is given by the equation 
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A. 6
feet from the base
B. 
feet from the base
C. 1
feet from the base
D. 
feet from the base