Solution 34491: Calculating the Cumulative Sum of a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...demonstrate this procedure. Example: Find the cumsum() of matrix [3, -2, 6; 2, 2, 13] Solution: To enter the matrix: • Press [2nd] [MATRIX] or [MATRX] • Scroll to Edit • Press [1] to access matrix A • Input the dimensions [2] [ENTER] [3] [ENTER] • Input the matrix entries, pressing enter afte...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34491
Solution 39176: Calculator donations in response to requests for relief from natural and other disasters
...directly to TI will be reviewed and receive a response. Donation requests can be submitted via email or US mail. DONATION REQUESTS Email ti-cares@ti.com Include “Attn: Donations” in the subject line so the email gets routed to the Donations Administrator in a timely manner. US Mail Texas Instrum...https://education.ti.com/en/customer-support/knowledge-base/all-other-products/general-information/39176