Combine like terms whenever possible. Write the result with descending powers.4y7 + 9y6
A. 13y7
B. 13y13
C. Cannot be simplified
D. 13y6
Answer: C
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Divide. Write with positive exponents.
A. 2x3 + 24x8 - 15x6 + 15x4 + 8x3
B. 2x3 + 8x2 - 5
C. 6x9 + 8x2 - 5 + 
+ 
D. 2x3 + 8x2 - 5 + 
+ 
Solve the problem. Use 3.14 for ?. Round to the nearest tenth.The foundation for a cylindrical storage shed is a cylinder 29 yd in diameter and 5 yd high. How many cubic yd of concrete are needed to build the foundation?
A. 6601.9 yd3 B. 13,203.7 yd3 C. 3300.9 yd3 D. 910.6 yd3
A secretary and a treasurer of a club are to be selected from Alice, Bill, Kesha, and Dave. Draw a tree diagram showing the different ways three selections can be made.
What will be an ideal response?
Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 8
, y = 8, and x = 0 about the line x = 1
A. 
?
B. 
?
C. 
?
D. 
?