Exponential Applications

What is the horizontal asymptote and what transformations have taken place?
y = 2^x+2 + 1

• y = 2
  right 2, up 1
• y = 1
  left 2, up 1
• y = 1
  right 2, up 1
• y = 2
  right 1, up 2

Tags

CCSS.HSF-IF.C.7E

Which function is exponential?

• f(x)
• h(x)
• g(x)

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.LE.A.3

Which equation matches the graph?

• y = 2^x+3
• y = 2^x + 3
• y = 2^x
• y = 2^-x

Tags

CCSS.HSF.LE.A.2

Does the following equation model growth or decay?
y = 500(.35)^x + 7

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

Does the following represent growth or decay?
y = 1/2(3)^x + 2

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

Your shiny new boat cost $7650.  The depreciation for your boat is 14% per year. Estimate the value of your vehicle in 3 years. What is the equation that models this problem?

• y= 7650(.14)³
• y= 7650(.86)³
• y= 7650(1+.86/1)^3*1

Tags

CCSS.HSF.LE.A.2

CCSS.HSF.LE.A.1

CCSS.HSA.CED.A.1

CCSS.HSF.BF.A.1

CCSS.HSA.SSE.A.1

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?

• y=8(15,000)^x
• y=15,000(1.08)^x
• y=15,000(0.92)^x
• y=15,000(0.08)^x

Tags

CCSS.HSF.LE.A.2

Cade earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 15 year?

• $827.52
• $831.10
• $839.45
• $846.80

Tags

CCSS.HSF.LE.A.2

CCSS.HSF.LE.A.1

CCSS.HSA.CED.A.1

CCSS.HSF.BF.A.1

Olivia would like to buy some new furniture for her home. She decides to buy the furniture on credit with 9.5% interest compounded quarterly. If she spent $7,400, how much total will she have paid after 8 years.

• $15,415.94
• $15,683.28
• $15,927.56
• $16,109.05

Tags

CCSS.HSF.LE.A.2

CCSS.HSF.LE.A.1

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSA.SSE.B.4

Approximately what interest rate would be needed in order to grow and investment of $1400 to $2500 in 10 years if the interest was compound monthly?

• 5.96%
• 5.84%
• 5.81%
• 5.88%

Tags

CCSS.HSF.LE.A.2

CCSS.HSF.LE.A.1

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.4