Find the requested angle.The supplement of 159°.
A. 66°
B. 201°
C. 21°
D. 111°
Answer: C
Mathematics
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Decide if the set is finite.{x?x is a counting number larger than 779}
A. Finite B. Infinite
Mathematics
Evaluate the discriminant for the equation. Then use it to predict the number of distinct solutions, and whether they are rational, irrational, or nonreal complex.v2 - 5v - 3 = 0
A. Two distinct irrational solutions B. Two distinct nonreal complex solutions C. Two distinct rational solutions D. One rational solution (a double solution)
Mathematics
Solve the equation.7k + 21 = 0
A. k = 3
B. k = 
C. k = 
D. k = 2
Mathematics
Simplify the expression. Assume all variables represent positive numbers.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics