
APPC 2.5B video check
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Erica Pelusio
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the percent increase for the function f(x) = 0.5(1.2)^x?
0.5%
1.2%
20%
50%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the percent decrease for the function f(x) = 2(0.7)^x?
0.7%
2%
30%
70%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A home's value V is $200,000 and increases by 1.5% per year t. Which function models this scenario?
V(t) = 200,000(0.015)^t
V(t) = 200,000(1.5)^t
V(t) = 200,000(1.015)^t
V(t) = 200,000(1 - 0.015)^t
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A radioactive material has an initial mass of 150 grams and a half-life of 4,400 years. Which function models the mass g(t) of the material remaining after t years?
g(t) = 150 * (2)^(t/4400)
g(t) = 150 * (1/2)^(4400t)
g(t) = 150 * (1/2)^(t/4400)
g(t) = 4400 * (1/2)^(t/150)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a quantity increases by a factor of 3 every day, what does the equivalent form f(t) = (3^7)^(d/7) indicate about the quantity's change?
The quantity increases by a factor of 3 every 7 days.
The quantity increases by a factor of 3^7 every week.
The quantity increases by a factor of 7 every 3 days.
The quantity increases by a factor of 3 every week.
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