Solve by elimination and check.6x + 5y = 33.54x - 5y = 1.5
A. (3.5, 2.5)
B. (3.5, 3)
C. (2.5, 3.5)
D. (4, 2.5)
Answer: A
Mathematics
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Find the domain and the range for the function.
A. D: All real numbers, R: All real numbers
B. D: 
, R: All real numbers
C. D: 
, R: 
D. D: 
, R: 
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. b
B. 
C. 
D. 6
Mathematics
The nth term of a sequence is given. Find the first 4 terms.an = 
A. 1, - 
, 1, 
B. - 
, - 
, 
, 
C. 1, 1, 1, 1
D. - 
, 1, 
, 1
Mathematics
Add or subtract as indicated.
- 
A. 
B. x + 9
C. x - 4
D. 
Mathematics