Convert the angle to a decimal in degrees. Round the answer to two decimal places.21°17'34''
A. 21.29°
B. 21.22°
C. 21.34°
D. 21.37°
Answer: A
Mathematics
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Evaluate the expression.C(13, 8)
A. 154,440 B. 240 C. 25,945,920 D. 1287
Mathematics
Solve the problem.Check whether the sequence is arithmetic. If the sequence is arithmetic, find the common difference d.5, -15, 45, -135, 405, ...
A. arithmetic, d = 5 B. not arithmetic
Mathematics
Perform the exponentiation. 
2
A. 
B. 
C. - 
D. - 
Mathematics
Graph the inequality.-4 < x ? 
A. 
B. 
C. 
D. 
Mathematics