100 likes | 239 Views
Interval Notation. x > 2 Builder (Set) Notation (BN). How many of you have a “nickname” or another name that you are called by?. These are all in Builder (Set) Notation. We are going to change them to INTERVAL NOTATION. Like a closed dot, , > <. Like an open dot, , > <.
E N D
Interval Notation x > 2 Builder (Set) Notation (BN) How many of you have a “nickname” or another name that you are called by?
These are all in Builder (Set) Notation We are going to change them to INTERVAL NOTATION
Like a closed dot, , >< Like an open dot, , > < What is Interval Notation? [ ] means “included” (equal to) ( ) means “not included” HIGHLIGHT THIS IN YOUR NOTEBOOK!
All negative numbers All positive numbers Infinity??? We ALWAYS use ( ) with infinity!!! HIGHLIGHT THIS IN YOUR NOTEBOOK!
AHHHH!! Miss Cordes….What are you talking about?!! Let’s do some examples…it will become clear, promise!
Remember This?? Graph it on a number line. Let’s change it to interval notation
Remember This?? Graph it on a number line. Let’s change it to interval notation
How about this?? Graph it on a number line. What does it mean? Let’s change it to interval notation
What would we do if the solution was ALL REAL NUMBERS? Interval Notation?