4.5 Interpret Graphs of Exponential and Logarithmic Functions

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Presentation transcript:

4.5 Interpret Graphs of Exponential and Logarithmic Functions Pg. 149

Warm up What are all the terms associated with zeros of a function? How do you find the intercepts, x and y?

Graphs Exponentials/Logarithmic functions are either increasing or decreasing Average Rate of change Slope Find 2 points and use the slope formula m = (y2-y1)/(x2-x1)

y = 2x - 4 Graph (Make sure you have 3-4 real points) List Domain/Range List Zeros List intercepts Intervals Increasing/ Dec. End Behavior Avg. rate of change from A to B A B

y = log2 x Graph (Make sure you have 3-4 real points) List Domain/Range List Zeros List intercepts Intervals Increasing/ Dec. End Behavior Avg. rate of change from A to B A B

Homework Pg. 153, 2 – 10 Even P. 154 2 – 10 Even