2 8 the reciprocal of a real number
This presentation is the property of its rightful owner.
Sponsored Links
1 / 4

2.8 The Reciprocal of a Real Number PowerPoint PPT Presentation


  • 158 Views
  • Uploaded on
  • Presentation posted in: General

2.8 The Reciprocal of a Real Number. Objective : To simplify expressions involving reciprocals. Warm – up : Multiply: 1) 20(-5) 2 ) 7 a (-3 b ) 3) 76(-85)(0) 4 ) (-3 + 8 y )(-2) 5) (-1)(-4 x – y + 7) 6 ) 3 x (2 + 5). 2.8 The Reciprocal of a Real Number. Definition.

Download Presentation

2.8 The Reciprocal of a Real Number

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


2 8 the reciprocal of a real number

2.8 The Reciprocal of a Real Number

  • Objective: To simplify expressions involving reciprocals.

  • Warm – up: Multiply:1) 20(-5)2) 7a(-3b)3) 76(-85)(0)4) (-3 + 8y)(-2)5) (-1)(-4x – y + 7)6) 3x(2 + 5)


2 8 the reciprocal of a real number1

2.8 The Reciprocal of a Real Number

Definition

State the reciprocal of the following.

7

-9

6

-⅘

-1

0.25

  • Two numbers whose product is 1 are called reciprocals(or multiplicative inverses) of each other.

  • What number time ½ equals 1? That number is the reciprocal of ½!

  • Property of Reciprocals:


2 8 the reciprocal of a real number2

2.8 The Reciprocal of a Real Number

Simplify the following. Are they reciprocals?


2 8 the reciprocal of a real number3

2.8 The Reciprocal of a Real Number

  • Homework:

    • Pg. 81 Written Exercises #1 – 33 odd


  • Login