Using exponential functions test corrections

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CCSS.8.EE.A.1

• $5,904.90

• $5,905

• $5,900

• $6,000

Write a function for the situation: In the year 1900, the total number of metric tons of copper produced in the world was 495,000. Each year since 1900, the total number of metric tons of copper produced has increased on average by about 3.25% over the amount produced the previous year.

• What was the total number of metric tons of copper produced in 1900?

• By what percentage did the copper production increase each year since 1900?

• Write a function to calculate the copper production for any given year since 1900.

• What is the average annual increase in copper production since 1900?

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CCSS.HSF-BF.A.1A

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CCSS.HSF-IF.C.7E

Ms. Speaks deposits $5000 in a Roth IRA account that earns 2.5% compound interest. What will be the value of the account after 5 years?

• $5,641.14

• $5,525.63

• $5,655.08

• $5,628.81

Below is the recorded population of crested caracaras in Texas. - Initial population 653 - Population after 1 year, 1123 Given this information create a function to model the population of crested caracaras.

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CCSS.HSF.LE.A.2

• f(2) = 11

• f(2) = 15

• f(2) = 13

• f(2) = 17

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CCSS.HSF.IF.A.2

• y = 0

• x = 0

• y = 2.3

• x = 2.3

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CCSS.HSF-IF.C.7E