Solve the problem.Paul has grades of 83 and 68 on his first two tests. What must he score on his third test in order to have an average of at least 70?
A. at most 70
B. at most 74
C. at least 59
D. at least 76
Answer: C
Mathematics
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Identify any vertical, horizontal, or oblique asymptotes in the graph of y = f(x). State the domain of f.
A. Vertical: x = -4; horizontal: y = 2; (-?, 2) ? (2, ?) B. Vertical: x = -4; horizontal: y = 2; (-?, -4) ? (-4, ?) C. Vertical: x = 2; horizontal: y = -4; (-?, -4) ? (-4, ?) D. Vertical: x = 2; horizontal: y = -4; (-?, 2) ? (2, ?)
Mathematics
Graph the equation by plotting points.x = y2 
A. 
B. 
C. 
D. 
Mathematics
Simplify.11 + (-1) - (-8) - 11 + (-8)
A. 23 B. 21 C. -1 D. 5
Mathematics
Solve by the method of your choice.x2 + y2 = 45 2x + y2 = -3
A. {(-6, 3)} B. {(-6, 3), (-6, -3), (6, 3), (6, -3)} C. {(-6, 3), (-6, -3), (8, 3), (8, -3)} D. {(-6, 3), (-6, -3)}
Mathematics