HW - Unit 6 Final Review - Exponential Functions

Which equation matches the graph?

• y = 2^x+3
• y = 2^x + 3
• y = 2^x
• y = 2^-x

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth
• Linear
• Exponential Decay
• None of the Abovee

What type of function is y = 7(5/4)^x?

• Exponential Growth
• Exponential Decay
• Linear
• None of the above

What is the equation of the horizontal asymptote for following exponential function?

• y = -4

• y > -4

• y < -4

• (0, -3)

Which dashed line is the asymptote of this graph?

• q

• r

• t

• s

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. (a)  

• y=6(0.14)x
• y=6(1+14)x
• y=6(1.14)x
• y=6(0.86)x

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months? Round to the nearest whole number.

Mathematical Equivalence

ON

What's the DOMAIN for this exponential graph? (a)  

• y > 0
• y < 0
• All real numbers
• x > 0