Exponential Word Problem

What type of function am I looking for?

• Quadratic

• Parabola

• Exponential

• Linear

Tags

CCSS.HSF.LE.A.2

• A

• B

• C

• D

Tags

CCSS.HSF.LE.A.2

• F

• G

• H

• J

Tags

CCSS.HSF-IF.C.8B

What does the number 1,024 stand for?

• Decay Factor

• Growth Rate

• Percent

• Starting Value

Tags

CCSS.HSF.LE.A.2

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

y = ​ (a)   ( 1 ​ (b)   ​ (c)   )^x (^ means to power of x - x is the exponent)

• 400

• +

• 0.03

• 3

• 0.3

• 0.97

• 4

Tags

CCSS.HSF.LE.A.2

Eduardo currently has 500 followers on TikTok. He makes a video after the basketball game and it goes viral! Since he became internet famous, the number of followers is increasing by 25% daily. Write an exponential function that represents the relationship between x, the number of days since Eduardo posted the video and y, the total number of followers Eduardo has.

Mathematical Equivalence

ON

Tags

AI.9.9.C

What is the correct function?

• A

• B

• C

• D

Tags

CCSS.HSF.LE.A.2

Which equation should be used for this problem? (Hint: Look for a key word!)

• a(1 - %)^x

• a(1 + %)^x

Tags

CCSS.HSF.LE.A.2

In the equation f(x)=a(b)^x, what is b called when b>1?

• Growth Rate (increase)

• Decay Factor (decrease)

Tags

CCSS.HSF-IF.C.8B

In the equation f(x)=a(b)^x, what is b called when b<1?

• Growth Rate (increase)

• Decay Factor (decrease)

Tags

CCSS.HSF-IF.C.8B