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Biblioteka

Advanced Algebra - Unit 2

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Posljednje ažuriranje about 1 year ago
24 questions

Unit 2 – Item 1

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DOK 3
AA.DSR.2.3
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DOK 3
AA.DSR.2.3
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DOK 3
AA.DSR.2.3
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DOK 3
AA.DSR.2.3
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DOK 3
AA.DSR.2.3
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Unit 1 – Item 8

Consider the functions 𝑓(𝑥) = 2𝑥^2 and 𝑔(𝑥) = 𝑙o𝑔₂(𝑥)

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DOK 3
AA.FGR.3.1
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DOK 3
AA.FGR.3.1
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DOK 3
AA.FGR.3.1
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AA.FGR.3.1
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AA.FGR.3.1
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Unit 2 - Item 3

1
Pitanje 11
11.

If the initial population

is 1,000 bacteria. Find the population funtion.

DOK 2
AA.FGR.3.1
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1
Pitanje 12
12.

PART B

Determine the time it takes for the population to double.

DOK 2
AA.FGR.3.1
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1
Pitanje 13
13.

PART C

After 10 hours, the population is measured to be 2500 bacteria. Calculate the initial population

DOK 2
AA.FGR.3.1
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DOK 2
AA.FGR.3.1
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Unit 2 - Item 4

A sample of a radioactive substance has an initial mass of 150 grams. The substance

decays exponentially over time according to the equation

where M(t) is the mass of the substance at time 𝑡𝑡 in years.

1
Pitanje 15
15.

Part A

Determine the half life of the substance

DOK 2
AA.FGR.3.1
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1
Pitanje 16
16.

Part B

After 15 years, find the remaining mass of the substance

DOK 2
AA.FGR.3.1
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1
Pitanje 17
17.

PART C

If the remaining mass of the substance is 75 grams, calculate the time it took for this amount to decay.

DOK 2
AA.FGR.3.1
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Unit 2 - Item 5

The population of a city is modeled by the exponential growth function 𝑃(𝑡) = 5000∙1.04^𝑡, where 𝑃(𝑡) is the population at time 𝑡 in years.

1
Pitanje 18
18.

PART A

Determine the annual growth rate of the city's population

DOK 2
AA.FGR.3.3
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1
Pitanje 19
19.

PART B

After how many years will the population reach 10,000 residents?

DOK 2
AA.FGR.3.3
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1
Pitanje 20
20.

PART C

If the population of the city is projected to triple, find the time it will take for this to happen.

DOK 2
AA.FGR.3.3
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Unit 2 – Item 8

The population of a species of bacteria is modeled by the exponential growth function

𝑃(𝑡) = 500∙ 1.2^𝑡, where 𝑃(𝑡) is the population at time in hours.

1
Pitanje 21
21.

PART A

Create a table to represent the population of bacteria for 𝑡 = 0, 1, 2, 3, 4 hours.

DOK 4
AA.FGR.3.1
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1
Pitanje 22
22.

PART B

Use the exponential equation to calculate the population at 𝑡 = 5 hours

DOK 4
AA.FGR.3.1
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DOK 4
AA.FGR.3.1
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DOK 4
AA.FGR.3.1
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Pitanje 1
1.

Part A:

Find the inverse of the exponential function f(x) algebraically and express it as f^-1(x)

Pitanje 2
2.

Part B:

Find the inverse of the logarithmic function g(x) algebraically and express it as g^-1(x)

Pitanje 3
3.

Part C

Create tables to show the values of f(x) and g^−1(x) for x = 1, 2, 3, 4.

Pitanje 4
4.

Part D

Graph the function f(x) and g^-1(x) on the same set of axes, clearly labeling each curve

  • Kliknite na karticu Grafikon (Grafikon 1, Grafikon 2 i tako dalje) za svaki grafikon koji trebate nacrtati.
  • Kliknite na pozadinu grafikona da biste dodali tačku. Dodajte dvije tačke da biste kreirali grafikon. Prevucite tačku ili unesite x i y koordinate da biste uredili njen položaj. Kliknite na tačku da biste je izbrisali.
  • Nakon što kreirate grafikon, možete označiti kućicu s isprekidanom linijom.
Pitanje 5
5.

Verify algebraically that f^-1(x) is the inverse of f(x) and g^-1(x)

Pitanje 6
6.

PART A

Graph both functions on the same set of axes for the domain 0 < x < 5.

  • Kliknite na karticu Grafikon (Grafikon 1, Grafikon 2 i tako dalje) za svaki grafikon koji trebate nacrtati.
  • Kliknite na pozadinu grafikona da biste dodali tačku. Dodajte dvije tačke da biste kreirali grafikon. Prevucite tačku ili unesite x i y koordinate da biste uredili njen položaj. Kliknite na tačku da biste je izbrisali.
  • Nakon što kreirate grafikon, možete označiti kućicu s isprekidanom linijom.
Pitanje 7
7.

PART B

Determine the domain and range of each function

Pitanje 8
8.

PART C

Identify any points of intersection between the graphs

Pitanje 9
9.

PART D

Discuss the behavior of each function as x approaches positive infinity

Pitanje 10
10.

PART E

Compare and contrast the growth rates of f(x) and g(x) based on their graphs and

behavior.

Pitanje 14
14.

Part D

If the population reaches 4,000 bacteria, find the time it takes for the population to be reached

Pitanje 23
23.

PART C

Algebraically, find the time (𝑡) it takes for the population to reach 3000 bacteria.

Pitanje 24
24.

PART D

Graph the exponential function and analyze the behavior of the population over time

  • Kliknite na karticu Grafikon (Grafikon 1, Grafikon 2 i tako dalje) za svaki grafikon koji trebate nacrtati.
  • Kliknite na pozadinu grafikona da biste dodali tačku. Dodajte dvije tačke da biste kreirali grafikon. Prevucite tačku ili unesite x i y koordinate da biste uredili njen položaj. Kliknite na tačku da biste je izbrisali.
  • Nakon što kreirate grafikon, možete označiti kućicu s isprekidanom linijom.