What type of function is the following sequence?
3, 6, 12, 24, ....
What is exponential
100
Exponential Growth or Decay?
y = 2 * 4 ^x
What is growth
100
Write the equation that represents the spread of the flu virus:
Day 1: 1
Day 2: 3
Day 3: 9
Day 4: 27
What is y = (1/3) * 3^x
100
What is the multiplier for growth of 2%?
What is 1.02
200
x^-6
What is 1/x^6
200
What is the common ration (multiplier):
10000, 1000, 100, 10, ....
What is 1/10?
200
Exponential growth or decay?
y = 3 * (.5)^x
What is Decay
200
An equation that models the growth of a mosquito population is represented by y= 140 (1.05^x). There are 140 mosquitoes to start and they grow 5% per day.
How many mosquitoes would you predict there to by after 12 days?
What is 251
200
What is the multiplier for depreciation or decay of 6%?
What is .94
300
(40x^3)(2x^5)/(5x^6)
What is 16x^2
300
What is the common difference/ratio for:
-40, -30, -20, -10, 0,
What is +10
300
Write an example of an equation that shows exponential growth.
What is answers vary.
300
There is an outbreak of whopping cough in a small community. There are currently 10 people with the illness. It is expected that the number or cases will double double each day. The equation that models this situation is
y = 10 * 2^x. How many people would you expect to have whopping cough after 15 days?
What is 327,680
300
You invest $17,000 in an account that ears 2.5% interest compounded annually. What is an equation that represents this situation after x years?
What is y = 17,000 (1.025^x)
400
(8*x^5*y^3*z^4)(3x*y^9z^3)
What is 24*x^6*y^12*z^7
400
Write an equation for:
6, 18, 54, 162, ...
What is
y = 2 * 3^x
400
Write an equation that would be an example for exponential decay.
What is answers vary.
400
Write an equation that would describe this situation:
Mrs. Riddle buys 4 guppies for her aquarium. Each day the guppy population increases by 2%.
What is y = 4 * (1.02)^x
400
You invest $21,000 in an account that earns 4% interest quarterly. What is the amount of money you have after 8 years?
What is $28,874
500
12x^-4*y^2/6x^3y
What is 2y/x^7
500
Write an equation for -20, -15, -10, -5, etc.
What is y = 5x - 25
500
Growth or Decay?
y = .3 * (5^x)
Growth
500
A classic car was purchased for $15,000. It is expected to appreciate in value 4% annually. What is an equation that represents this situation?
What is y = 15000 (1.04^x)
500
You invest $4,000 in an account that earns 2% compound interest, monthly. What is your investment worth after 5 years?