Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: D
Mathematics
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Use the limit comparison test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Rewrite the rational expression as an equivalent rational expression with the given denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Use the product rule and positive exponents to simplify the expression.9-3 ? 97
A. 94 B. 8121 C. 9-21 D. 814
Mathematics
Solve the problem. Round to two decimal places if needed.A sector of a circle has an area of 31 square meters. Find the radius of the circle if the central angle that forms the sector is 5 radians.
A. 77.5 meters B. 310 meters C. 8.8 meters D. 3.52 meters
Mathematics