(2/28,29) Exponential Growth, Decay, & Rules

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CCSS.8.EE.A.1

Tags

CCSS.8.EE.A.1

An island population of 20,000 decreases by 1/7 every year. What is the decay factor?

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CCSS.HSF-LE.A.1C

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CCSS.HSF.LE.A.2

An island population of 20,000 decreases by 1/7 every year. What is the population after 4 years?

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CCSS.HSF.BF.A.2

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CCSS.HSF.LE.A.2

The number of followers on a social media account starts off at 1,250 and doubles every day. How many followers does the account have after 2 days?

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CCSS.HSF.BF.A.2

The number of followers on a social media account starts off at 1,250 and doubles every day. When does the number of followers reach 20,000?

• After 2 days

• After 3 days

• After 4 days

• After 5 days

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CCSS.HSF.LE.A.4