Algebra 1 7-7 Guided Practice: Exponential Growth and Decay
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Last updated almost 4 years ago
21 questions
10
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Question 1
1.
Solve It! The half-life of a radioactive substance is the length of time it takes for half of the atoms in a sample of the substance to decay. The half-life of uranium-238 is expressed in scientific noation below.
Suppose you have a sample of 1000 uranium-238 atoms. How many atoms of uranium-238 are left after the following number of years?
Enter only the number of atoms.
A.CED.2
F.IF.8.b
Question 2
2.
Take Note: Define growth factor.
5
Question 3
3.
Take Note: Assume that the equation represents an exponential growth function and fill in the blank.
5
5
10
Question 6
6.
Problem 1 Got It?
A.CED.2
F.IF.8.b
Question 7
7.
Vocabulary: Define compound interest in your own words.
10
Question 8
8.
Take Note: What is compound interest?
5
5
5
5
5
10
Question 14
14.
Problem 2 Got It?
A.CED.2
F.IF.8.b
F.LE.1.c
Question 15
15.
Take Note: Define decay factor.
5
Question 16
16.
Take Note: Assume that the equation represents an exponential decay function and fill in the blank.
5
5
10
Question 19
19.
Problem 3 Got It?
A.CED.2
F.IF.8.b
10
Question 20
20.
Problem 3 Got It?
A.CED.2
F.IF.4
…
10
Question 21
21.
Take Note: Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?
Growth Factor
Initial Amount
Exponent
Question 4
4.
Take Note: Assume that the equation represents an exponential growth function and fill in the blank.
Question 5
5.
Take Note: Assume that the equation represents an exponential growth function and fill in the blank.
A
B
C
D
Question 9
9.
Consider compound interest equation.
A=P(1+\frac{r}{n})^{nt}
What does the parameter A represent?
Question 10
10.
Consider compound interest equation.
A=P(1+\frac{r}{n})^{nt}
What does the parameter P represent?
Question 11
11.
Consider compound interest equation.
A=P(1+\frac{r}{n})^{nt}
What does the parameter r represent?
Question 12
12.
Consider compound interest equation.
A=P(1+\frac{r}{n})^{nt}
What does the parameter n represent?
Question 13
13.
Consider compound interest equation.
A=P(1+\frac{r}{n})^{nt}
What does the parameter t represent?
A
B
C
D
Decay Factor
Exponent
Initial Amount
Question 17
17.
Take Note: Assume that the equation represents an exponential decay function and fill in the blank.
Question 18
18.
Take Note: Assume that the equation represents an exponential decay function and fill in the blank.
A
B
C
D
A
B
C
D
the annual interest rate (expressed as a decimal)
the number of times interest is compounded per year
the balance
the principal (the initial deposit)
the balance
the principal (the initial deposit)
the number of times interest is compounded per year
the time in years
the number of times interest is compounded per year
