Exponential Growth

The growth factor for this table is 

• 100

• 25

• 4

• 2

What is the growth factor of the exponential function represented by y = 20(5^x)

• 20

• 1

• 5

• 5x

What is the y-intercept represented by the equation y = 10(5^x)

• 5

• 5x

• 10

• 2

The graph of an exponential function will be a 

• line

• curve

• stair step

• none of these

A mommy rabbit has two children.  Her two children each have two children.  Her grandchildren each have two children.  How is her family growing?

• linear with slope = 2

• linear with slope = 4

• exponential with gf = 2

• exponential with gf=4

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?

• 9766

• 9006

• 9765

• 5433

A colony of termites is growing continuously at a rate of 6.2% monthly. If the colony starts with 500, how many would there be in one year?

• 02 E 35 (huge amount)

• 1052

• 246375

• 532

Which number is the BASE?
2³ = 8

• 2

• 3

• 8

• not here

In March, 2020, before the Covid-19 lockdown, 1,200,000 Texans had applied for unemployment. During the COVID-19 lockdown, the number of people applying for unemployment increased by 4% each month. What exponential function can be used to find the number of people applying for unemployment after x months of COVID-19 lockdown?​

• The initial number of waves is 15.

• The initial number of waves decreases at a rate of 85% each day.

• The initial number of waves increases at a rate of 15% each day.

• The number of waves at the end of one day is 354.