Perform the indicated operations. Write the answer using only positive exponents. Assume all variables represent positive real numbers.
1/4
A. xy2
B. xy1/2
C. 
D. xy
Answer: A
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Provide an appropriate response.A game involves tossing a fair coin 200 times. For each tail that appears you lose $1. For each head that appears, you win $1.After 100 tosses, there have been 40 heads and 60 tails. At this point, with 100 tosses to go, what can you conclude?A: You are more likely to lose than to win.B: You are still equally likely to win or lose because in the long run there should be 50% heads.C: In the next 100 tosses you are likely to get more heads than tails.
A. B only B. A only C. B and C D. A and C
Find the volume specified. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the volume of a barber's pole having the shape of a right circular cylinder of radius 4 in. and height 31 in. topped by a sphere of the same radius.
A. 535.9 in.3 B. 1557.4 in.3 C. 3114.8 in.3 D. 1825.3 in.3
Write and solve an equation to find the percent increase or decrease. Round your answer to the nearest tenth of a percent, if necessary.A carpeted living room and dining room area measures 34 ft by 
Mark decides to install wood flooring in the 
by 
dining room. By what percent has he reduced the area that is carpeted?
A. 61.8% B. 38.2% C. 11% D. 61.9%
Write a system of linear inequalities that has the given graph.
A. 
B. 
C. 
D. 