Algebra II Functions Review

Simplify

• 729a^12b^18

• −28a12a8b18-28a^{12}a^8b^{18}

  −28a12

  a8

  b18

• 729a8b9729a^8b^9

  729a8

  b9

• 0

Simplify:  (m⁹)²

• m¹¹
• 2m⁹
• m¹⁸
• m^4.5

Domain is: 

• All x values, from left to right.
• All y values, from bottom to top.
• All x values from bottom to top. 
• All y values from left to right.

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

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth
• Decay

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth
• Decay

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth
• Exponential Decay
• Linear
• None

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