This is the formula for exponential functions.
What is y=a(b)x?
Does the table display exponential or a linear model?
Linear; The y-values decrease (subtract) by 1 each time!
Linear or exponential: It costs 40 dollars to join a gym and an additional $10 per month.
Linear
Draw a graph that is exponentially decaying.
down from left to right
What is Ms. Le's favorite color?
pink
This is the formula for linear
y= mx+b
Does the table display exponential or a linear model?
Exponential; the y-values double (multiply by 2) each time!
This is the model that best describes the following information. y = 17x
What is exponential?
Does the equation below represent exponential growth or exponential decay?
y=0.5x
What is Ms. Le's dog's name?
Biscuit
If the input 7 is and the rule 5x+2 is what is the output? (x=input)
32
Does the table display exponential or a linear model?
Exponential; the y-values are multiplying by 6 each time!
A function that starts at 3 and doubles at each stage
exponential function
Does the equation below represent exponential growth or exponential decay?
y=5(2)x
exponential growth
What is Ms. Le's favorite food?
sushi
This is the answer when f(x) = 10(5)x is evaluated for f(3).
What is 1250?
The table shows values of n and f(n) for the equation f(n)=n(n+3)/2
n f(n)
1 2
2 5
3 9
4 ?
What is 14
This is the model that best describes the following information. {(1,8), (2,12), (3,16), (4,20), (5,24)}
What is the growth rate (how much is being multiplied/added?)
What is linear?
+ 4
In the decay model below, what is the percent rate of decay?
y=2000(0.4)x
60%
Who was Ms. Le's favorite One Direction member? (2)
Zayn & Niall
If the input is 10 and the rule is 4x+(1/2)x; what is the output? (x= input)
45
What value is missing from the function table for f(x)=−0.25x−6?
x f (x)
–4 ?
–1 –5.75
1 –6.25
0 –6
What is -5
This is the model that best describes the following information. {(-1,-54), (0,-18), (1,-6), (2,-2), (3,-2/3)}
What is the growth rate (how much is being multiplied/added?)
What is exponential?
divide by 3
Write an exponential growth function to model the situation. A population of 422,000 increases by 12% each year.
y=422000(1.12)x
What high school did Ms. Le go to?
San G High School