Graph the system of inequalities.x - y ? 1x + 2y ? 10y ? 5
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the vertex, focus, and directrix of the parabola. Graph the parabola.y2 - 12y + 8x + 84 = 0
A. vertex: (-6, 6)
focus: (-4, 6)
directrix: x = -8
B. vertex: (6, -6)
focus: (6, -4)
directrix: y = -8
C. vertex: (-6, 6)
focus: (-8, 6)
directrix: x = -4
D. vertex: (6, -6)
focus: (6, -8)
directrix: y = -4
Mathematics
Represent the fraction as a decimal by using the long-division algorithm.
A. 0.428
B. 0.
C. 0.
D. 0.429
Mathematics
Solve the problem.At one college, GPAs are normally distributed with a mean of 2.6 and a standard deviation of 0.6. What percentage of students at the college have a GPA below 3.2?
A. 68% B. 84% C. 16% D. 95%
Mathematics
Divide.
A. 17 B. 0.7 C. 1.7 D. 7
Mathematics