Graph.36x2 - 9y2 - 216x - 90y - 225 = 0
A. 
B. 
C. 
D. 
Answer: C
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Solve.6x2/5 + 11x1/5 + 4 = 0
A. - 
, - 
B. 3, 2
C. 
, 
D. - 
, - 
Find the solution set for the system by graphing both of the system's equations in the same rectangular coordinate system and finding points of intersection.(y - 4)2 = x + 16 y = - 
x 
A. {(-16, 4)} B. {(-16, 0), (4, 0)} C. {(-16, 4), (0, 0)} D. {(16, -4), (0, 0)}
Find the mean.The weight gains (in pounds) over a one month period of 10 patients on a special diet were: 5.5, -6, 1.8, 6.7, 3.7, -5, 3.9, -4, 2.7, 2.6. Find the mean. Round your answer to the nearest hundredth.
A. 1.25 pounds B. 1.13 pounds C. 4.19 pounds D. 1.19 pounds
Factor completely. If the polynomial cannot be factored, write "prime."5x2 + 5xy + y2
A. 5(x + y)2 B. (5x + y)(x + y) C. (5x + y)(x - y) D. Prime