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.
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).
Find and interpret f −1(x).
Use technology to graph f and f−1. Find the asymptotes and when the function is positive, negative, increasing, or decreasing.
Evaluate each problem.
Use asymptotes and transformations to match each function to its graph.
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You Try!
Try finding the asymptote and graphing two coordinates.
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.
Match each function to its graph. Use transformations to help you figure it out.
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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.
How was g transformed from f?