Determine whether or not the relationship shown in the table is a function.
Does the table define y as a function of x?
A. Yes
B. No
Answer: A
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Solve problems using a calculator.A machine shop has eleven lathes each weighing 2390 pounds, four milling machines each weighing 2430 pounds, and seven drill presses each weighing 387 pounds. What is the total weight of these machines?
A. 38,719 pounds B. 38,698 pounds C. 38,711 pounds D. 38,763 pounds
Determine whether the expression is a monomial. If it is a monomial, state the coefficient and degree.-4x2y5
A. monomial; coefficient -4; degree 7 B. not a monomial C. monomial; coefficient -4; degree 5 D. monomial; coefficient -4; degree 2
Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 38 feet and the height of the arch over the center of the roadway is 14 feet. Two trucks plan to use this road. They are both 10 feet wide. Truck 1 has an overall height of 
and Truck 2 has an overall height of 
. Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.
A. Truck 1 can pass under the bridge, but Truck 2 cannot. B. Both Truck 1 and Truck 2 can pass under the bridge. C. Truck 2 can pass under the bridge, but Truck 1 cannot. D. Neither Truck 1 nor Truck 2 can pass under the bridge.
Evaluate the expression.-52 - 42
A. 18 B. -41 C. 41 D. -18