Match the equation with the surface it defines. 
+ 
= 1 
A. Figure 1
B. Figure 3
C. Figure 4
D. Figure 2
Answer: B
Mathematics
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Solve the inequality. Graph the solution set, and state the solution set in interval notation.|x + 11| < 7
A. (-?, -4)
B. (-18, -4)
C. (4, 18)
D. (-?, -18)
Mathematics
Solve the equation. If necessary, round to thousandths.2(4x - 3) = 18
A. 1.299 B. 1.792 C. 0.292 D. 3.000
Mathematics
Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.15y + 27 > 3(4y + 15)
A. (6, ?) B. (-?, 6) C. (-?, 15) D. (15, ?)
Mathematics
Find the equation of the quadratic function that has the given vertex and given point on its graph.Vertex: (5, -5) through: (-7, 283)
A. P(x) = -2x2 + 20x - 5 B. P(x) = -7x2 - 20x - 45 C. P(x) = 2x2 - 20x + 45 D. P(x) = 2x2 - 5x - 5
Mathematics