Perform the indicated operations and simplify.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Consider the cylinder in ?3. a. Identify the coordinate axis to which the cylinder is parallel. b. Sketch the cylinder.y = 
A. a. Parallel to x-axis;
b. 
B. a. Parallel to y-axis;
b.
C. a. Parallel to x-axis;
b.
D. a. Parallel to x-axis;
b.
The figure shows a walkway with a handrail. Angle ? is the angle between the walkway and the horizontal, while angle ? is the angle between the vertical posts of the handrail and the walkway. Assume that the vertical posts are perpendicular to the horizontal.
?
?
Find ? if ? = 55°.
?
? = __________°
Fill in the blank(s) with the appropriate word(s).
Evaluate the expression. Write your answer without exponents.50
A. -1 B. 1 C. 5 D. 0
Graph the function by making a table of coordinates.f(x) = 0.7x 
A. 
B. 
C. 
D. 