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4. Recall that N = the set of natural numbers = {0, 1, 2, 3, ...) and R is the set of real numbers. X Define a function f: NR by f(x) = x+2 a) Is fone-to-one? Answer yes or no and explain (in terms of this specific function formula). b) Is fonto? Answer yes or no and explain (in terms of this specific function formula).

4. Recall that N = the set of natural numbers = {0, 1, 2, 3, ...) and R is the set of real numbers. X Define a function f: NR by f(x) = x+2 a) Is fone-to-one? Answer yes or no and explain (in terms of this specific function formula). b) Is fonto? Answer yes or no and explain (in terms of this specific function formula).

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.6: Inequalities
Problem 80E
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4. Recall that N = the set of natural numbers = {0, 1, 2, 3, ...) and R is the set of real numbers. X Define a function f: NR by f(x) = x+2 a) Is fone-to-one? Answer yes or no and explain (in terms of this specific function formula). b) Is fonto? Answer yes or no and explain (in terms of this specific function formula).
Transcribed Image Text:4. Recall that N = the set of natural numbers = {0, 1, 2, 3, ...) and R is the set of real numbers. X Define a function f: NR by f(x) = x+2 a) Is fone-to-one? Answer yes or no and explain (in terms of this specific function formula). b) Is fonto? Answer yes or no and explain (in terms of this specific function formula).
b) Is fonto? Answer yes or no and explain (in terms of this specific function formula). 7 c) Is y == in the Range of f? Answer yes or no and explain why. 8
Transcribed Image Text:b) Is fonto? Answer yes or no and explain (in terms of this specific function formula). 7 c) Is y == in the Range of f? Answer yes or no and explain why. 8
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