Determine the vertex and the x-intercepts. Then sketch the graph.y = x2 - 2x
A. 
Vertex: (- 1, - 1);
x-intercepts: (0, 0) and (-2, 0)
B. 
Vertex: (1, 1);
x-intercepts: (0, 0) and (2, 0)
C. 
Vertex: (1, - 1);
x-intercepts: (0, 0) and (2, 0)
D. 
Vertex: (- 1, 1);
x-intercepts: (0, 0) and (-2, 0)
Answer: C
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Which expression is equivalent to the ratio of the Surface Area to the Volume of a sphere, when r = 1.5"?
?
?
A.
?
B.
?
C.
?2
D.
?1.5
E.
??
Find the vertex, focus, and directrix of the parabola. Graph the equation.x2 - 12x = 8y - 68
A. vertex: (6, 4)
focus: (6, 6)
directrix: y = 2
B. vertex: (6, 4)
focus: (8, 4)
directrix: x = 4
C. vertex: (6, 4)
focus: (6, 2)
directrix: y = 6
D. vertex: (6, 4)
focus: (4, 4)
directrix: x = 8
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.(x + 6)(x + 2) ? 0
A. [-6, -2]
B. (-?, -6] ? [-2, ?)
C. (-?, -6) ? (-2, ?)
D. (-6, -2)
Determine the place value of the digit 3 in the whole number.403,681,295
A. millions B. hundred-millions C. hundred-thousands D. thousands