Solve Exponential and Logarithmic Inequalities
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4.8 notes.notebook
1
February 07, 2012
Warm Up1. What was the score of the super bowl football game?
2. What was your favorite commercial?
Section 4.8
Solve Exponential and Logarithmic Inequalities
Solving Exponential Inequalities…Let’s review exponentialsRemember what an exponential graph looks like?
Graph Solve
Solving Exponential Inequalities…Let’s review exponentialsSolve
Example 1Solve the exponential inequality.(a)• Step 1: Write the equation that corresponds to inequality. • Step 2: Solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
Example 1Solve the exponential inequality.(b)• Step 1: Write the equation that corresponds to inequality. • Step 2: Solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
4.8 notes.notebook
2
February 07, 2012
Example 1Solve the exponential inequality.(c)• Step 1: Write the equation that corresponds to inequality. • Step 2: Solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
Solving Logarithmic Inequalities…Let’s review logarithms. Remember what a logarithmic graph looks like?
Graph Solve
Solve
Solve
Example 2Solve the inequality.(a)• Step 1: Write the corresponding equation• Step 2: solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
Example 2Solve the inequality.(b)• Step 1: Write the corresponding equation• Step 2: solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
Example 2Solve the inequality.(c)• Step 1: Write the corresponding equation• Step 2: solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
Example 2Solve the inequality.(d)• Step 1: Write the corresponding equation• Step 2: solve for x. • Step 3: plot the xvalue on a number line and test intervals or use your knowledge of the graph.
4.8 notes.notebook
3
February 07, 2012
Essential QuestionHow do you solve exponential & logarithmic inequalities?
Tonight's HW:p. 167 first column problems
#1, 4, 7, 10, 13, 16
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