Classify each labeled point on the graph.
Choose the correct letter for each question.
A. local maximum
B. saddle point
C. none
A. _Q_
B. _P_
C. _R_
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Solve the problem.The height of the tallest building in the town of Chorlton is 1120 feet. It is 124 feet taller than the second tallest building. What is the height of the second tallest building in Chorlton?
A. 1244 feet B. 995 feet C. 996 feet D. 1243 feet
Solve.For a resistor in a direct current circuit that does not vary its resistance, the power that a resistor must dissipate is directly proportional to the square of the voltage across the resistor. The resistor must dissipate 
watt of power when the voltage across the resistor is 10 volts. Find the power that the resistor must dissipate when the voltage across it is 30 volts.
A. 
watt
B. 
watt
C. 
watt
D. 
watts
Factor by grouping.8m3 + 40m2 - 2m - 10
A. 2(4m2 - 1)(m + 5) B. 2(4m2 + 1)(m - 5) C. (4m2 - 1)(2m + 5) D. 2(4m - 1)(m2 + 5)
Find a unit vector in the direction opposite of u.
?
?
A. 
B. 
C. 
D. 
E. 