Graph the quadratic equation. Identify the vertex and axis of symmetry.y = x2 + 1
A. vertex: (0,-1)
axis of symmetry: x = 0
B. vertex: (0, 1)
axis of symmetry: x = 0
C. vertex: (1, 0)
axis of symmetry: x = 1
D. vertex: (0, 1)
axis of symmetry: x = 0
Answer: B
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A. 2.22504 × 102 B. 22,250.4 × 102 C. 22,250.4 × 104 D. 2.22504 × 104 E. 2.22504 × 103
Give an appropriate answer.The following table shows the average cost of a gallon of tea for the years 2008 through 2012. 
Draw a line graph that makes the increase in the price look large.
What will be an ideal response?
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Find the roots of the equations.0.13(x + 30) + 0.17(x + 60) = -12.9
A. {-30} B. {30} C. {90} D. {-90}