Use similar triangles and the fact that corresponding sides are proportional to find the length of the side marked with an x.
A. 4 m
B. 9 m
C. 3 m
D. 6 m
Answer: D
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Simplify the expression. If necessary, express the result that is not a rational number as a decimal rounded to two decimal places.8
- 
A. - 
B. - 
C. 
D. 
Find the area of the surface generated when the given curve is revolved about the x-axis. y = 3x + 5 on [0, 2]
A. 32?
B. 
C. 28
?
D. 32
?
The average student enrolled in the 20-week Court Reporting I course at the American Institute of Court Reporting progresses according to the rule
?
; 
?
where 
measures the rate of change in the number of words/minute of dictation the student takes in machine shorthand after 
weeks in the course. Assuming that the average student enrolled in this course begins with a dictation speed of 61 words/minute, find an expression 
that gives the dictation speed of the student after 
weeks in the course.
?
A. 
B. 
C. 
D. 
E. 
Write the equation of the graph after the indicated transformation(s). The graph of y = x2 is translated 7 units to the left and 4 units downward.
A. y = (x - 7)2 - 4 B. y = (x - 4)2 + 7 C. y = (x + 4)2 - 7 D. y = (x + 7)2 - 4