Which of the following functions shows an initial amount of $15 and an increase of 35% each year?
y = 15(35)x
y = 15(1.35)x
y = 15(0.35)x
y = 35(1.15)x
2. Multiple Choice
1.5 minutes
1 pt
Classify the model as Exponential GROWTH or DECAY. A=1200(.85)6
Growth
Decay
3. Multiple Choice
1.5 minutes
1 pt
Classify the model as Exponential GROWTH or DECAY. A=10(1.01)3
Growth
Decay
4. Multiple Choice
1 minute
1 pt
Is the pictured graph growth, decay, or linear or none?
Exponential Growth
Exponential Decay
Linear
None
5. Multiple Choice
30 seconds
1 pt
Is this exponential growth or decay?
Growth
Decay
6. Multiple Choice
1 minute
1 pt
What is the y-intercept of the function?
2
3
1
-2
7. Multiple Choice
1 minute
1 pt
Write an equation that models the following situation: Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.
y=6(0.14)x
y=6(1+14)x
y=6(1.14)x
y=6(0.86)x
8. Multiple Choice
1 minute
1 pt
Which of the following functions shows an initial amount of $15 and an increase of 35% each year?
y = 15(35)x
y = 15(1.35)x
y = 15(0.35)x
y = 35(1.15)x
9. Multiple Choice
1 minute
1 pt
Identify the initial value:
y = 6.87 (4)x
a = 4
a = 6.87
a = 3
a = 1
10. Multiple Choice
1 minute
1 pt
The function y = 125(1.13)x represents Mr. Gantz's recent investments where x is measured in years. Which is NOT true?
Mr. Gantz initial invested $125
Mr. Gantz's money grows by 13% per year
After 4 years Mr. Gantz will have about $203.81
Mr. Gantz earns more money in year one than in year 5