How to Clear Old Matrix Entries on TI-83
By Baptist Johnson
Updated January 09, 2018
The TI-83 is a graphing calculator manufactured by Texas Instruments. In addition to calculating basic functions of mathematics, such as addition and multiplication, the TI-83 can also graph equations and inequalities, compute sequences, test mathematical functions and calculate matrices. To solve matrix problems, you have to input your matrix values. When you are finished, you may want to clear old matrix entries to input new matrix values.
Press the key labeled “2nd” on your keyboard, then press “Mem.”
Scroll down to Option 2 using the down directional key and press “Enter” to select memory management mode.
Scroll down to Option 5 using the down directional key and press “Enter” to select matrix mode.
Select the matrix you would like to delete and press the key labeled “Del.”
Press “2nd” and “Quit” to return to the home screen.
Baptist Johnson was first published in 2000 when a poem he wrote won first prize in a local writing contest. He also writes and edits for Etched Press Society, a micro-publishing company based in Wilmington, N.C. Johnson has a Bachelor of Science in business administration from East Carolina University.