Translate the phrase into a mathematical expression. If needed, use x to represent "a number."The sum of -36 and a number.
A. -36
B. -36x
C. -36 - x
D. -36 + x
Answer: D
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Find the volume of the solid generated by revolving the region about the given line.The region bounded above by the line 
, below by the curve 
, and on the right by the line 
, about the line 
A. 
?
B. 
?
C. 
?
D. 
?
Find the mistake, then find the correct answer.line 1 
- 
line 2 
What will be an ideal response?
150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.Carol scored 75 points on the exam. In approximately what percentile of the class does this score place her?
A. 34th percentile B. 95th percentile C. 84th percentile D. 68th percentile E. none of these
Sketch the graph of the equation. Identify the vertex and the intercepts.y = 2x2 + 8x + 12
A. Vertex (-2, 4)
x-intercepts: none
y-intercept: 
B. Vertex: (-2, 4)
x-intercepts: none
y-intercept: (0, 12)
C. Vertex (2, 4)
x-intercepts: none
y-intercept (0, 12)
D. Vertex (2, 4)
x-intercepts: none
y-intercept 
