Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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The graphing calculator screen shows the graphs of the two given functions, and the display gives the coordinates of one of the solutions. Find the other solution.
y = 
x2 - 3x + y = 1
A. (5, -4) B. (-4, 5) C. (4, -3) D. (6, -5)
Mathematics
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.3, 12, 48, 192, 768, . . .
A. no
B. yes, 
C. yes, -4
D. yes, 4
Mathematics
Insert <, >, or = to make the statement true.-21 
99
A. = B. < C. >
Mathematics
Solve the equation.x - 
= 4
A. {1, 2} B. {2, 9} C. {9} D. {-1}
Mathematics