Find the LCD of the list of fractions.
, 
, 
A. 10
B. 6
C. 30
D. 15
Answer: C
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Find y ".y = (
- 2)-3
A. 
(
- 2)-5 
B. - 
(
- 2)-5 
C. 6 (
- 2)-5
D. - 
(
- 2) -4
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. 1.8209 B. -8.92 C. 0.1791 D. 0.8209
Indicate the slope, if it exists.
y = –3 A) 3 B) 0 C) –3 D) Undefined
Choose a strategy and solve.You are planning a driving vacation, and you want to estimate the cost of the gas. While on vacation, you are planning to drive 1500 miles. Your car gets about 15 miles per gallon, and you estimate that the cost of gas is $1.74 per gallon. If your take home pay for your part time job 
about how many hours will you need to work to pay for the gas? Round to the nearest hour.
A. 13 hours B. 174 hours C. 14 hours D. 15 hours