Multiply. Assume all variables represent nonnegative real numbers.
? 
A. x6y6
B. x6y6
C. x6y7
D. x6y7
Answer: A
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Factor the difference of squares. If the polynomial cannot be factored, write "prime."169k2 - 9m2
A. (13k + 3m)(13k - 3m) B. (13k - 3m)2 C. prime D. (13k + 3m)2
Solve the problem.The number of VHS movie rentals has declined since the year 2000 due to the popularity of DVDs, as the following table shows. The exponential regression equation was found to be 
where x represents the number of years since 2000. According to the exponential model, what is the decay rate for the number of VHS rentals?
A. 0.8209 B. 1.8209 C. -8.92 D. 0.1791
Graph the solution of the system.
A. 
B. 
C. 
D. 
A local store orders lightbulbs from two suppliers, AAA Electronics and ZZZ Electronics. The local store purchases 30% of the bulbs from AAA and 70% of the bulbs from ZZZ. Two percent of the bulbs from AAA are defective while 3% of the bulbs from ZZZ are defective.Find the probability that a randomly selected defective light bulb was purchased from AAA Electronics.
Fill in the blank(s) with the appropriate word(s).