1.1 Real Numbers, Relations, and Functions

# 1.1 Real Numbers, Relations, and Functions - • Range –...

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Real Numbers, Relations, Real Numbers, Relations, and Functions and Functions Section 1.1 Section 1.1

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Natural numbers – { 1, 2, 3, 4, . ..} Whole numbers – { 0, 1, 2, 3, 4 …} Integers - {. ..-3,-2, -1, 0, 1, 2, 3, …} Rational numbers – can be expressed as a ratio , 0 r s s 3 938 37 : , .938 , 37 7 1000 1 ex - = - =
Real Numbers Rational Numbers Irrational Numbers Integers Whole Numbers Natural Numbers

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Scatter Plot – when data is plotted as points on the coordinate plane. Relation – The first quantity, often called the x - variable, is said to be related to the second quantity, often called the y-variable Domain – possible values that x can have

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Unformatted text preview: • Range – possible values that y can have • Function – Each input ( x –coordinate) corresponds to one and only one output ( y-coordinate). Function Notation Function Notation 2 ( ) 1 f x x = + Name of function Input number Output number Directions that tell you what to do with input x in order to produce the corresponding output f(x) Joke Time Joke Time What do you get if you take a native Alaskan and divide its circumference by its diameter? Eskimo pi Why did Humpty Dumpty have a great fall? To make up for his miserable summer...
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## This note was uploaded on 12/01/2011 for the course MATH 111 taught by Professor Stuff during the Winter '11 term at BYU.

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1.1 Real Numbers, Relations, and Functions - • Range –...

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