## What is dim on a calculator?

The dim( command is used to find the size of an existing list or matrix. It takes only one argument – the list or matrix you want the size of. For a list, it returns the number of elements; for a matrix, it returns a two-element list of the number of rows and the number of columns.

## Why is my TI 84 not graphing correctly?

If you get the ERROR: DIMENSION MISMATCH error message when you graph a function, this is most likely caused by a stat plot that the calculator is trying to graph along with your function. You can turn off the stat plot on the Y= editor screen.

**Why does my calculator keep saying invalid dim?**

The ERR:INVALID DIMENSION error message may occur if you are trying to graph a function that does not involve the stat plot features. The error can be corrected by turning off the stat plots. The solve( function or the equation solver has exceeded the maximum number of permitted iterations.

### Why does my calculator says syntax error when graphing?

If you press [–] instead of [(-)] at the beginning of an entry, the calculator assumes you want to subtract what comes after the minus sign from the previous answer. If you use [–] instead of [(-)] in the interior of an expression to denote a negative number, the calculator responds with the ERR: SYNTAX error message.

### What does it mean when your TI 84 says invalid dim?

INVALID DIMENSION error message

The TI‑84 Plus CE allows for undefined values on a graph. The ERR:INVALID DIMENSION error message may occur if you are trying to graph a function that does not involve the stat plot features. The error can be corrected by turning off the stat plots.

**What happens if I reset my TI 84?**

Defaults: Restores the default factory settings to all system variables, including the mode settings. ALL RAM: All your programs and data stored in RAM will be erased. After selecting a reset option, you are given a chance to change your mind, as shown in the second screen. …

#### What does error invalid dim mean?

INVALID DIMENSION. The ERR:INVALID DIMENSION error message may occur if you are trying to graph a function that does not involve the stat plot features. The error can be corrected by turning off the stat plots.

#### When does err mean invalid dim on a matrix?

ERR: INVALID DIM only occurs when you’re dealing with invalid dimensions of a list or matrix. For example, lists can only have up to 999 elements, and matrices can only have a size up to 99 by 99.

**How to get rid of invalid dim error?**

Here is what your screen looks like with the error: From THIS screen, follow these key strokes exactly to turn off your PLOT: Your Y= area should now look like this: Whereas before, it looked like this: A good rule of thumb is, anytime you are using the STATPLOT, be sure to turn OFF your PLOT when you are finished.

## What does ” invalid dim ” on a TI-83 mean?

To fix the issue, hit the “Y=” button and complete the lists. This error can also show up when trying to input a list or matrix when the calculator expected a variable or number, or vice versa. To fix this, enter the correct input. This error can occur when using a TI-83, TI-84 Plus or TI-Nspire graphing calculator

## When to turn off statplot to avoid invalid dim?

A good rule of thumb is, anytime you are using the STATPLOT, be sure to turn OFF your PLOT when you are finished. That way you will avoid the INVALID DIM Error in the future. You are commenting using your WordPress.com account.