Graph the equation by plotting points.y = - 
x + 6
A. 
B. 
C. 
D. 
Answer: D
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Write the numbers in order of increasing size.6.09, 6.9, 6.099, 6.999
A. 6.099, 6.09, 6.999, 6.9 B. 6.09, 6.9, 6.099, 6.999 C. 6.999, 6.9, 6.099, 6.09 D. 6.09, 6.099, 6.9, 6.999
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 - 6x + 4 = 0
A. Two different real-number solutions B. One real solution C. Two different imaginary-number solutions
Provide an appropriate response.When finding 
÷ 
, what are the restrictions on the variables and why?
What will be an ideal response?
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. 5 P1 planes and 17 P2 planes
B.
| 9 P1 planes and 13 P2 planes |
C. 7 P1 planes and 11 P2 planes
D. 11 P1 planes and 7 P2 planes