transformations
What are the transformations of y=2(3)x + 3
- verticle stretch
- exponential growth
- shift 3 units up
What are the transformations of y=-4(0.25)x-2 + 3
- reflect over x axis
- verticle stretch
- exponential decay
- shift right 2 units
- shift up 3 units
A sculpture is increasing in value at the rate of 8% per year and it’s value in 2000 was $1,200. Write a function to represent this situation.
A =1200(1+0.08)t
What is the y intercept of y=-3(0.25)x + 6
y = -3(0.25)x + 6
y = -3(0.25)0 + 6
y = -3(1) + 6
y = -3 + 6
y = 3
(0,3)
What is the y intercept of y = 7(1)x - 2
y = 7(1)x - 2
y = 7(1)0 - 2
y = 7(1) - 2
y = 7-2
y = 5
(0,5)
What are the transformations of y=-(0.1)x-2 -2
- reflect over x axis
- exponential decay
- shift right 2 units
- shift down 2 units
What are the transformations of y= (2)x+2 + 5
- exponential growth
- shift left 2 units
- shift up 5 units
A coin had a value of $1.17 in 1995. Its value has been increasing at 9% per year. What is the value after 5 years go by?
A = $1.80
What is the y intercept of y=-2(0.1)x - 16
y = -2(0.1)x - 16
y = -2(0.1)0 - 16
y = -2(1) - 16
y = -2 -16
y = -18
(0,-18)
What is the y intercept of y=-1(3)x - 4
y=-1(3)x - 4
y = -1(3)0 - 4
y = -1(1) - 4
y = -1 - 4
y = -5
(0,-5)
What are the transformations of y=-3(2)x-2 + 5
- reflect over x axis
- verticle stretch
- exponential growth
- shift right 2 units
- shift up 5 units
What are the transformations of y = 5(2)x-2 - 1
- verticle stretch
- exponential growth
- shift 2 units right
- shift 1 unit down
The bottlenose dolphin population is currently 65,000 and rapidly decreasing at a rate of 8% each year. In 17 years, how many dolphins will remain?
nearly 15751 bottlenose dolphins
What is the y intercept of y=3(4)x + 3
y = 3(4)x + 3
y = 3(4)0 + 3
y = 3(1) + 3
y = 3 + 3
y = 6
(0,6)
What is the y intercept of y = 2(1.5)x + 2
y = 2(1.5)x + 2
y = 2(1.5)0 + 2
y = 2(0) + 2
y = 2
(0,2)
What are the transformations of y=2(1.5)x+2
- verticle stretch
- exponential growth
- shift up 2 units
What are the transformations of y = 5(0.3)x-6 + 8
- verticle stretch
- exponential decay
- shift right 6 units
- shift up 8 units
A share in a company was bought for $79,000. The worth of the claim is decreasing by 6% each week. Within 20 weeks, what will the share be worth? Round the final answer to the nearest cent.
A = $22918
What is the y intercept of y=-4(6)x+2 + 3
y=-4(6)x+2 + 3
y = -4(6)0+2 + 3
y = -4(36) + 3
y = -144 + 3
y = -141
(0,-141)
What is the y intercept of y=-4(0.5)x + 1
y = -4(0.5)x + 1
y = -4(0.5)0 + 1
y = -4(1) + 1
y = -4 + 1
y = -3
(0,-3)
What are the transformations of y=-1(3)x+2 - 4
- reflect over x axis
- verticle stretch
- exponential growth
- shift left 2 units
- shift down 4 units
What are the transformations of y = 9(8)x+4 - 3
- verticle stretch
- exponential growth
- shift 4 units left
- shift 3 units down
The approximate population in Edison, New Jersey is 100,000. If the population was increased by 0.65%, annually, about how many people would be in Edison, New Jersey in 8 years?
A = 105319 people
What is the y intercept of y = 9(0.8)x + 7
y = 9(0.8)x + 7
y = 9(0.8)0 + 7
y = 9(1) + 7
y = 9+7
y = 16
(0,16)
What is the y intercept of y=-6(5)x+2 - 16
y = -6(5)x+2 - 16
y = -6(5)0+2 - 16
y = -6(5)2 - 16
y = -6(25) - 16
y = -15 - 16
y = -166
(0,-166)