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A population of 70 foxes in a wildlife preserve quadruples in size every 10 years. The function y equals 70 times 4 ^ x​, where x is the number of 10​-year ​periods, models the population growth. How many foxes will there be after 30 ​years?

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javh10

Answer:

After 30 years there will be 4480 foxes.

Step-by-step explanation:

first period: (4) x (70) = 280

second period: (4) x (280) = 1120

third period: (4) x (1120) = 4480

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