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- 1. Multiple ChoiceWhich of the following functions shows an initial amount of $15 and an increase of 35% each year?y = 15(35)xy = 15(1.35)xy = 15(0.35)xy = 35(1.15)x
- 2. Multiple ChoiceClassify the model as Exponential GROWTH or DECAY.
A=1200(.85)6GrowthDecay - 3. Multiple ChoiceClassify the model as Exponential GROWTH or DECAY.
A=10(1.01)3GrowthDecay - 4. Multiple Choice
Is the pictured graph growth, decay, or linear or none?Exponential GrowthExponential DecayLinearNone - 5. Multiple ChoiceIs this exponential growth or decay?GrowthDecay
- 6. Multiple ChoiceWhat is the y-intercept of the function?231-2
- 7. Multiple ChoiceWrite 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)xy=6(1+14)xy=6(1.14)xy=6(0.86)x - 8. Multiple ChoiceWhich of the following functions shows an initial amount of $15 and an increase of 35% each year?y = 15(35)xy = 15(1.35)xy = 15(0.35)xy = 35(1.15)x
- 9. Multiple Choice
Identify the initial value:
y = 6.87 (4)x
a = 4
a = 6.87
a = 3
a = 1
- 10. Multiple ChoiceThe 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 $125Mr. Gantz's money grows by 13% per yearAfter 4 years Mr. Gantz will have about $203.81Mr. Gantz earns more money in year one than in year 5
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