Solve the problem.Find the slope, m1, of line l1, where 6 = m2 is the slope of line l2 and ? = 45° is the smallest positive angle from l1 to l2.
A. 1
B. 
C. 
D. 
Answer: B
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Evaluate the given expression.625-1/4
A. -5
B. 
C. 5
D. 
Integrate the function.
A. 
+ 
+ C
B. 
x - 
+ C
C. 
sin-1 
+ 
+ C
D. 
+ 
+ C
Determine the position of the hand relative to the shoulder by considering the robotic arm illustrated in the figure. Round the answer to the nearest tenth.? = -65°, ? = 16°
A. (10.6, -57.1°) B. (10.6, 57.1°) C. (10.6, -32.9°) D. (10.6, 32.9°)
Solve the problem.An airline with two types of airplanes, P1 and P2, has contracted with a tour group to provide transportation for a minimum of 400 first class, 750 tourist class, and 1500 economy class passengers. For a certain trip, airplane P1 costs $10,000 to operate and can accommodate 20 first class, 50 tourist class, and 110 economy class passengers. Airplane P2 costs $8500 to operate and can accommodate 18 first class, 30 tourist class, and 44 economy class passengers. How many of each type of airplane should be used in order to minimize the operating cost?
A. 11 P1 planes and 7 P2 planes
B. 5 P1 planes and 17 P2 planes
C. 7 P1 planes and 11 P2 planes
D.
| 9 P1 planes and 13 P2 planes |