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U2D8 Graphing Exponential and Log Functions Feb3

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Posljednje ažuriranje about 1 year ago
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Napomena autora:

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In this lesson we will learn several ways to graph exponential and logarithmic functions.

In this lesson we will learn several ways to graph exponential and logarithmic functions.

Pitanje 1
1.

MODELING REAL LIFE

Skydivers use an altimeter to track their altitudes as they fall. The altimeter determines altitude by measuring air pressure. The altitude h (in meters) above sea level is related to the air pressure P (in pascals) by the function shown in the diagram. What is the altitude above sea level when the air pressure is 57,000 pascals? (Round your answer to the nearest hundredths.)

MODELING REAL LIFE

The energy magnitude of an earthquake can be modeled by

where x is the amount of energy released (in ergs).

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Pitanje 2
2.

In 2019, an earthquake near Ridgecrest, California released 3.16 x 1025 ergs. What was the energy magnitude of the earthquake?

The energy magnitude of the earthquake was . (Round your answer to the nearest tenth.)

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Pitanje 3
3.

Find and interpret f −1(x).

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Pitanje 4
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Use technology to graph f and f−1. Find the asymptotes and when the function is positive, negative, increasing, or decreasing.

Evaluate each problem.

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Pitanje 5
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Pitanje 6
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Pitanje 7
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Pitanje 8
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Pitanje 9
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Pitanje 10
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Pitanje 11
11.

Use asymptotes and transformations to match each function to its graph.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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Pitanje 12
12.

You Try!

Try finding the asymptote and graphing two coordinates.

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Pitanje 13
13.

You Try!

Try finding the asymptote and graphing two coordinates.

ERROR ANALYSIS

Describe and correct the error in graphing the transformation of f represented by g.

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Pitanje 14
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Pitanje 15
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Pitanje 16
16.

Match each function to its graph. Use transformations to help you figure it out.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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The graph of g is a transformation of the graph of f(x) = 3x.

This is the graph of g. You can look up the graph for f(x) = 3x.

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Pitanje 17
17.

How was g transformed from f?

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Pitanje 18
18.

The function g(x) can be written as

g(x) = .

Pitanje 19
19.

What do we get when x = 0 in the g function?

Another way to ask:

Find g(0), this means plug 0 in for x to get y.

g(0) =

Pitanje 20
20.

What do we get when x = 1 in the g function?

Another way to ask:

Find g(1), this means plug 0 in for x to get y.

g(1) =.