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In $3-5 :$ a. Explain why each set of ordered pairs is or is not a function. b. List the elements of the domain. c. List the clements of the range. $$\{(1,1),(2,4),(3,9),(4,16)\}$$

a. function because each input has exactly one output.b. Domain: $\{1,2,3,4\}$Range: $\{1,4,9,16\}$

Algebra

Chapter 4

RELATIONS AND FUNCTIONS

Section 1

Relations and Functions

An Introduction to Geometry

Functions

Linear Functions

Polynomials

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Lectures

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List the ordered pairs obt…

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For Exercises $7-14$a.…

All right. So we're giving this relationship here. Um, a gonna know. Is this a function? This is a function a Z. Each input as exactly one output on then. For B, the domain is the set of inputs. So that one too three and four and the range is the set of outputs. It would be 149 and 16.

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