Recapture
1.1 Recapture
Tips/Key Review
Inequality Tables
| Symbols | ≠ | < | ≤ | > | ≥ |
|---|---|---|---|---|---|
| Meaning | Not Equal To | Less Than
Fewer Than Smaller Than Below |
Less Than or Equal to
No More Than At Most Not Greater Than Up To |
Greater Than
More Than Exceeds Above |
Greater Than or Equal To
No Less Than At Least Not Smaller Than |
| [latex]{\color[rgb]{1.0, 1.0, 1.0}y}{\color[rgb]{1.0, 1.0, 1.0}=}{\color[rgb]{1.0, 1.0, 1.0}f}{\color[rgb]{1.0, 1.0, 1.0}\left(x\right)}[/latex] | |
|---|---|
| y | Output/Dependent Variable |
| f | Function name: If the letter is ‘f’, then the function is named ‘f’; if the letter is ‘g’, then the function is named ‘g’. It can be any letter. |
| (x) | Input/Independent Variable |
Order of Operation
| Name | P Parentheses |
E Exponents |
MD Multiply or Divide |
AS Add or Subtract |
|---|---|---|---|---|
| Order | 1 | 2 | 3 | 4 |
| How to Identify Them | ( ) | BaseExponents | [latex]\times\;or\;\div[/latex]
To decide the order of [latex]\times\;or\;\div[/latex] it is better to do them from left to right, whichever comes first. Note: In college, we normally do not use ‘’[latex]\times[/latex]“, instead, we use ‘’[latex]\cdot[/latex]“ |
[latex]+\;or\;-[/latex] To decide the order of [latex]+\;or\;-[/latex] it is better to do it from left to right, whichever comes first. |
