Topic 12: Algebra ll

What is the formula for Exponential Decay?

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CCSS.HSF-LE.A.1A

What is the Halving Formula.

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CCSS.HSF.LE.A.2

What is the Formula for Compounded Continuously?

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CCSS.HSF-IF.C.8B

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CCSS.HSF-IF.C.8B

Suppose that a bacteria population doubles every six hours. If the initial population is 4,000 individuals, how many hours would it take the population to increase to 25,000? Round to the nearest 10ths.

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CCSS.HSF.LE.A.4

Plutonium has a half-life of 24,000 years. Suppose that 50 pounds of it was dumped as a nuclear waste site. How long would it take for it to decay into 10 lbs?

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CCSS.HSF.LE.A.4

A coin has a value of $1.17 in 1995. Its value has been increasing at 9% per year. What is the value after 5 years?

A principal of $3000is invested at %8.5 interest, compounded annually. How many FULL years will it take to accumulate $6500 or more?

To pay an $1100 vacation in 10 years, how much money should the Franklins invest at 9% interest compounded continuously?