(3) Determine wether the following a function or not and for functions check if if the function is one to one or onto. (a) Let f: R→ R and f(x) = 2x - 7 (b) Let f: R → R+ and f(x) = 1 - 3x² (c) Let f: Z→ Z and f(x) = x² +6

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.1: Inverse Functions
Problem 56E
icon
Related questions
Question
(3) Determine wether the following a function or not and for functions check if if the function is one to
one or onto.
(a) Let f: R→ R and f(x) = 2x - 7
(b) Let f: R → R+ and f(x) = 1 - 3x²
(c) Let f: Z→ Z and f(x) = x² +6
Transcribed Image Text:(3) Determine wether the following a function or not and for functions check if if the function is one to one or onto. (a) Let f: R→ R and f(x) = 2x - 7 (b) Let f: R → R+ and f(x) = 1 - 3x² (c) Let f: Z→ Z and f(x) = x² +6
Expert Solution
steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt