Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.-1 + 6y + 1 ? 5y - 4
A. [-4, ?)
B. (6, ?)
C. (-?, -4]
D. (-?, 6)
Answer: A
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.5 B. 12 C. -0.05 D. 0.05
Write the equation of the graph after the indicated transformation(s). The graph of y = 
is vertically stretched by a factor of 4.4. This graph is then reflected across the x-axis. Finally, the graph is shifted 0.85 units downward.
A. y = -4.4
- 0.85
B. y = 4.4
- 0.85
C. y = 4.4
- 0.85
D. y = 4.4
Solve the compound linear inequality graphically. Write your answer in interval notation. 2 < 2b + 4 ? 10 
A. (-1, 3) B. [-1, 3) C. [-1, 3] D. (-1, 3]
The distance d, in miles, a forest fire ranger can see from an observation tower is a function of the height h, in feet, of the tower above level ground and is given by d(h) = 1.1?h. Find the distance a ranger can see whose eye level is 45 feet above level ground. Round approximate values to the nearest tenth of a mile.
a. 2227.5 b. 40.9 c. 7.4 d. 11.1 e. 5.9