Solve.A local civic theater has 22 seats in the first row and 21 rows in all. Each successive row contains 3 additional seats. How many seats are in the civic theater?
A. 790 seats
B. 1070 seats
C. 1010 seats
D. 1092 seats
Answer: D
Mathematics
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Write the quotient in the form a + bi.
A. 1 + 2i
B. 1 - 2i
C. 
- 
i
D. 
+ 
i
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Simplify. Assume that variables can represent any real number.
A. 256
y2
B. 4
y2
C. 4xy2
D. 4
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Decide whether or not the matrices are inverses of each other.
and 
A. Yes B. No
Mathematics
Let A = {2, 4, 10, 17}, B = {17, 15}, and C = {10, 17, 22}. Find n(A?B?C).
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Mathematics