Algebra 01 Homework 04 06

Identify the y-intercept (initial value) in the function f(x)=13(.27)^x

• (.27)^x
• .27
• 13
• 3.51

Tags

CCSS.HSF-IF.C.7E

While in 6th grade, Heather invested $20 in a bank account  that paid 6% in annual interest.  Which equation could be used to find the balance of her account in x years?

• A = 20(1.06)^x
• A = 20(0.06)^x
• A = 20(6)^x
• A = 20(0.16)^x

Tags

CCSS.HSF.LE.A.2

The following function represents a bank account. 
g(x) = 200(1.25)^x
What was the initial dollar amount put in the bank?

• $200
• $1.25
• $0.25
• $2.00

Tags

CCSS.HSF.LE.B.5

Ty's house is worth $100,000 right now. It will lose value at a rate of 2% per year.
Which function models this situation?

• f(x) = 100,000(2)^x
• f(x) = 100,000(1.02)^x
• f(x) = 100,000(0.98)^x
• f(x)=100,000(98)^x

Tags

CCSS.HSF.LE.A.2

The following function represents a bank account. 
g(x) = 200(1.25)^x
What is the rate the bank is paying?
*Remember the rate is added or subtracted to 1 inside parenthesis*

• 200%
• 1.25%
• 25%
• 2%

Tags

CCSS.HSF-IF.C.8B

Is this exponential growth or decay?

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

Is this exponential growth or decay?

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

In an exponential function, what does the 'a' represent? 

• Output
• Input
• Initial amount (y-intercept)
• Constant ratio (rate of change)

Tags

CCSS.HSF.LE.B.5

Which equation represent this situation?

• y = 300(3.1)^t
• y = 300(1.31)^t
• y = 1.031(300)^t
• y = 300(1.031)^t

Tags

CCSS.HSF.LE.A.2

What type of function is y = 7(3)^x

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

Tags

CCSS.HSF-IF.C.8B