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Unit 2, Activity 3, The Zeros of Polynomials with Answers
Blackline Masters, Advanced MathPreCalculus
Page 72
Louisiana Comprehensive Curriculum, Revised 2008
1. Let
f
(
x
) =
x
2
– 6
x
– 7 and
g
(
x
) = 
x

a. Find
f
(
g
(
x
)) and sketch the graph.
f(g(x)) = x
2
– 6x  7
The graph using a TI83
b. Find
g
(
f
(
x
)) and sketch the graph.
g(f(x
)) = 
x
2
– 6
x
– 7
The graph using a TI83
c. Which, if any, are even functions? How can you tell?
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This note was uploaded on 10/10/2011 for the course MAC 1147 taught by Professor German during the Fall '08 term at University of Florida.
 Fall '08
 GERMAN
 Calculus, PreCalculus, Polynomials

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