Suppose that the functions r and s are defined for all real numbers x as follows. r(x) =x s(x) =4x Write the expressions for (s+r) (x) and (s-r)(x) and evaluate (s'r)(-2). (s++)(-) = 0 %3D (s- )(-) = 0 (s-r)(-2) = 0
Suppose that the functions r and s are defined for all real numbers x as follows. r(x) =x s(x) =4x Write the expressions for (s+r) (x) and (s-r)(x) and evaluate (s'r)(-2). (s++)(-) = 0 %3D (s- )(-) = 0 (s-r)(-2) = 0
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.3: Zeros Of Polynomials
Problem 61E
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![Suppose that the functions r and s are defined for all real numbers x as follows.
r(x) =x
s (x) =4x
Write the expressions for (s+r) (x) and (s-r) (x) and evaluate (s-r)(-2).
(s + r)(x) = |
(s - r)(:) = ]
%3D
(s-r)(-2) = 0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe03a97c0-e97d-4ad2-9694-d790ae97fb50%2F2affed3d-173d-4f19-8577-bf45abead46f%2Fvj9iu5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Suppose that the functions r and s are defined for all real numbers x as follows.
r(x) =x
s (x) =4x
Write the expressions for (s+r) (x) and (s-r) (x) and evaluate (s-r)(-2).
(s + r)(x) = |
(s - r)(:) = ]
%3D
(s-r)(-2) = 0
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