CCSS.Math.Content.HSF.LE.A.1

What type of function is y = 7(5/4)^x?

• Exponential Growth
• Exponential Decay
• Linear
• None of the above

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CCSS.Math.Content.HSF.LE.A.1

Courtney saved up $2,200 working as a waitress over the summer. She put this money into a bank account that earned 5.2% interest and is compounded daily. How much will she have in her account at the end of 4 years?

• $2201.25
• $2694.55
• $2707.45
• $2708.63

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CCSS.Math.Content.HSF.LE.A.1

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth
• Decay

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CCSS.Math.Content.HSF.LE.A.1

Is the graph linear, exponential or neither?

• Linear
• Exponential
• Neither

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CCSS.Math.Content.HSF.LE.A.1

Given an investment of $1,500:
Which investment would have a larger balance after 5 years?
Option 1 - 4% compounded monthly
Option 2 - 3.9% compounded daily. 

• Option 1
• Option 2

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CCSS.Math.Content.HSF.LE.A.1

What equation matches the graph?

• f(x) = 3^x
• f(x) = (⅓)^x
• f(x) = log₃(x)

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CCSS.Math.Content.HSF.LE.A.1

Which scenario could be modeled by a linear function?

• the population of a city that is growing by 3% each year
• the amount of carbon in a sample that is decaying by half every 6 hours
• the number of calories burned when running at a constant speed
• the height of a rocket 6 hours after takeoff

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CCSS.Math.Content.HSF.LE.A.1

Which of the following is an increasing exponential function whose y-intercept is 50?

• y = 50(.05)^x
• y = 50x - 4
• y = (2)^x + 50
• y = 50(1.4)^x

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CCSS.Math.Content.HSF.LE.A.1

Classify the function as exponential growth or decay.

 $y=4\left(1.12\right)^x$  

• Growth

• Decay

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CCSS.Math.Content.HSF.LE.A.1

The number of bacteria on a piece of food on the floor doubles after 10 seconds. The piece of food starts with 45 bacteria on it.

Determine the number of bacteria after 44 seconds.

Round to the nearest whole number.

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CCSS.Math.Content.HSF.LE.A.1