Simplify the expression. Write the answer with only positive exponents. All variables are nonzero.(4x-3y5)-1 ? 
A. 0
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the integral.
dx
A. - 
ln
+ C
B. - 
ln
+ C
C. 
ln
+ C
D. - 
ln
+ C
Mathematics
Multiply in the indicated base.43five × 3five
A. 123five B. 112five C. 234five D. 213five
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
Use the horizontal line test to determine whether the function is one-to-one.
A. Yes B. No
Mathematics