Simplify f(x). х3 — 4x2 - 16х + 64 f(x) = X - 4 x² – 4 for x * 4 f(x) =

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.5: Rational Functions
Problem 44E
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Simplify f(x).
x3 - 4x2 - 16x + 64
f(x)
x - 4
f(x) = x2 – 4
for x * 4
Transcribed Image Text:Simplify f(x). x3 - 4x2 - 16x + 64 f(x) x - 4 f(x) = x2 – 4 for x * 4
Simplify f(x).
x2 - x - 20
f(x) =
x2 - 2x - 15
(x – 5)(x + 4)
f(x) =
(x – 3) (x + 5)
for x * 0
Sketch the graph of f.
y
10아
1아
(5. 9/8)
(5, 9/8)
10--------5--
10
- 10
-5
5
10
- 10
- 10
Transcribed Image Text:Simplify f(x). x2 - x - 20 f(x) = x2 - 2x - 15 (x – 5)(x + 4) f(x) = (x – 3) (x + 5) for x * 0 Sketch the graph of f. y 10아 1아 (5. 9/8) (5, 9/8) 10--------5-- 10 - 10 -5 5 10 - 10 - 10
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