Evaluate the expression.9-1 + 2-1
A. 2
B. 
C. 
D. 
Answer: B
Mathematics
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Solve using the principle of zero products.
= 0
A. - 
, 
B. 3, 3
C. 4, 
D. 
, - 
Mathematics
Fill in the blank with one of the words or phrases listed below.
In the percent proportion 
= 
.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The starting pitcher pitched 
in last night's baseball game which had 
. Write an equation to represent the number of innings the reliever pitched.
A. x + 10 = 1
B. x + 1
= 10
C. 1
- x = 10
D. x - 1
= 10
Mathematics
Determine whether f is an arithmetic sequence. If so, identify the common difference.
A. No B. Yes; n2
Mathematics