LEVEL 2
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LEVEL 2
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LEVEL 2
Which exponential function passes through the points (0,21) and (1,3)?
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LEVEL 2
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LEVEL 2
If g(x)=5x+23, what is the difference between g(8) and g(7)?
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LEVEL 2
What is the difference in the value of "y" for each integer change in the "x", in the function:
y=−9x−27?
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LEVEL 2
Andrew began with $20 in savings and increased his savings by $10 every month. Lindsay began with $5 in savings and doubled her savings every month. After Andrew and Lindsay each saved for 7 months, who saved more money?
Place an X in the table to show whether each function represents exponential decay or exponential growth.
LEVEL 3
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LEVEL 3
Ian decided to sell pins from his collection of 400 pins. After 1 month he had 360 pins left in his collection, and after 2 months he had 324 pins left in his collection.
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LEVEL 3
A function passes through the points: (6,6), (7,4), and (8,3.75). What is the rate of change to the nearest hundredth?
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LEVEL 3
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LEVEL 4
What exponential function passes through the points: (0,8) and (1,2)?
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LEVEL 4
A bakery sold 60 muffins on Saturday. The following day, the number of muffins sold decreased by 10%. If this trend continues, how many muffins, to the nearest integer, could the bakery expect to sell on Wednesday?
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LEVEL 3
A baby weighed 112 ounces (about 3.18 kg) at birth. She gained weight at a rate of 6.5 ounces (about 184.27 g) per week. What equation can be used to represent the relationship between the baby’s weight in ounces "y" and the number of weeks "x" that have passed since her birth?
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