CCSS.Math.Content.HSF.LE.A.2

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

• 9766
• 9006
• 9765
• 5433

Tags

CCSS.Math.Content.HSF.LE.A.2

What is the equation that represents the exponential function in the image below?

• y=3(½)^x
• y=3(2)^x
• y=(2)^x
• y=2(3)^x

Tags

CCSS.Math.Content.HSF.LE.A.2

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

Tags

CCSS.Math.Content.HSF.LE.A.2

Which sequence(s) represent an arithmetic sequence?

• a and e
• a, b, and e
• b, c, and d
• b

Tags

CCSS.Math.Content.HSF.LE.A.2

Is the table linear or exponential?

• Linear
• Exponential

Tags

CCSS.Math.Content.HSF.LE.A.2

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x
• y=30(5000)^x
• y=5000(1.3)^x
• y=5000x^x

Tags

CCSS.Math.Content.HSF.LE.A.2

Write an exponential function to model the situation. The value of a car is $18000 and is depreciating at a rate of 12% per year.

• V(t) = .88(18000)^t

• V(t) = .12(18000)^t

• V(t) = 18000(.88)^t

• V(t) = 18000(.12)^t

Tags

CCSS.Math.Content.HSF.LE.A.2

Which of the following functions represents an initial amount of $15 and an increase of 35% each year?

• $y=15\left(35\right)^t$

• $y=15\left(0.35\right)^t$

• $y=15\left(1.35\right)^t$

• $y=35\left(1.15\right)^t$

• $y=15\left(135\right)^t$

Tags

CCSS.Math.Content.HSF.LE.A.2

The table represents some points on the graph of an exponential function

Which function represents the same relationship?

• f(x) = 15(5/6)^x

• f(x) = 18(6/5)^x

• f(x) = 15(6/5)^x

• f(x) = 18(5/6)^x

Tags

CCSS.Math.Content.HSF.LE.A.2

Write the function for the following table:

• f(x) = 5x + .08

• f(x)= 5x + 2

• f(x) = .08(5)^x

• f(x)= 2(5)^x

Tags

CCSS.Math.Content.HSF.LE.A.2