Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.6, 11, 16, 21, . . .
A. no
B. yes, 15
C. yes, 5
D. yes, -5
Answer: C
Mathematics
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Provide an appropriate response.How many real square roots does any positive number have?
A. Two B. It depends on the number C. One D. None
Mathematics
Evaluate the improper integral.
A. 6 B. -36 C. -6 D. 36
Mathematics
Write the fraction as a whole or mixed number.
A. 3
B. 2
C. 1
D. 2
Mathematics
Solve the system of equations.2x + y = -62x - z = 6y + z = -12
A. 
B. 
C. 
D. 
Mathematics