How many three-digit numbers can be formed under the following condition?
The number is at least 400.
a. 599
b. 610
c. 601
d. 600
d. 600
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Graph.
- 
= 1
A. 
B. 
C. 
D. 
A cathedral ceiling (shown below) is 8 feet high at the west wall of a room. As you go from the west wall toward the east wall, the ceiling slants upward. Three feet from the west wall, the ceiling is 10.5 feet high.
?
A: What is the slope of the ceiling?B: The width of the room is 16 feet. Use your answer to part A to determine how high the ceiling is at the east wall.C: If you stand on a ladder, you can reach 13 feet high. Use your answer to part A to determine the farthest distance from the west wall at which you can stand on the ladder and reach the ceiling.
What will be an ideal response?
Solve the problem.Let g(x) = 
. Find a function y = f(x) so that (f ? g)(x) = 
.
A. f(x) = 
B. f(x) = 
C. f(x) = x2
D. f(x) = x
Solve the inequality and graph the solution set.-7x + 4 > -8x + 15
A. {x|x < 19} or (-?, 19)
B. {x|x > 19} or (19, ?)
C. {x|x< 11} or (-?, 11)
D. {x|x > 11} or (11, ?)