1. Review Chapter 7.7, 7.8 &11.7 Standard & Honors
Algebra II Mr. Gilbert
Review Chapter 7.7, 7.8 &11.7
Standard & Honors
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2. Agenda
Warm-up
Review highlights
Practice Test
Homework
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3. 7-7, 7-8 Communicate Effectively
Range & Range
Function
Composite Function
Inverse Relation: see below
Inverse Function: f(x), f-1(x)
Identity Function I(x)=x
Pascal Triangle – Binomial Theorem
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4. 7.7 Operations on Functions
Example 1-2 Add, Subtract Multiple & Divide Functions
Example 3 Evaluate Composition of Relations
Example 4 Simplify Composition of Functions
Example 5 Use Composition of Functions
7.8 Inverse Functions and Relations
Example 1-2 Find an Inverse Relation & Function
Example 3 Verify Two Functions are Inverses
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Lesson 7 Contents

5. a. Find and and b. Evaluate and x = 1. Answer: and Answer: and
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Example 7-4f

6. Determine whether and are inverse functions.
Answer: The functions are inverses since both compositions equal x.
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Example 8-3c

7. Expand
Answer:
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Example 7-4b

8. Homework Review
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9. Homework Standard and Honors
pp odd;
pp every other odd
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