Write an equation for the graph given. The graph represents an logarithmic function f with base 2 or 3, translated and/or reflected.
A. log2(-x + 3)
B. -log2(x - 3)
C. -log2(x + 3)
D. -log2(-x - 3)
Answer: D
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Perform the indicated operation.Express 
as a power of 2.
A. 22 B. 2-6 C. 2-2 D. 2-4
Solve the problem.What conditions, when present, are sufficient to conclude that a function f(x) has a limit as x approaches some value of a?
A. f(a) exists, the limit of 
as 
from the left exists, and the limit of 
as 
from the right exists.
B. The limit of 
as 
from the left exists, the limit of 
as 
from the right exists, and these two limits are the same.
C. Either the limit of 
as 
from the left exists or the limit of 
as 
from the right exists
D. The limit of 
as 
from the left exists, the limit of 
as 
from the right exists, and at least one of these limits is the same as f(a).
Solve the problem.A drink and a sandwich together cost $4.75. The sandwich costs $1.25 more than the drink. How much does the sandwich cost?
A. $0.50 B. $1.75 C. $3.00 D. $4.25
Graph the linear equation.-4x = y - 5
A. 
B. 
C. 
D. 