Texas Instruments TI-84 PLUS SILV Guidebook - Page 150
Matrices, Getting Started: Using the MTRX Shortcut Menu
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Chapter 10: Matrices Getting Started: Using the MTRX Shortcut Menu Getting Started is a fast-paced introduction. Read the chapter for details. You can use the MTRX shortcut menu (t `) to enter a quick matrix calculation on the home screen or in the Y= editor. Note: To input a fraction in a matrix, delete the pre-populated zero first. Example: Add the following matrices: and store the result to matrix C. 1. Press t ` to display the quick matrix editor. The default size of the matrix is two rows by two columns. 2. Press † † to highlight OK and then press Í. 3. Press 2 ~ k 3 ~ 5 ~ 8 ~ to create the first matrix. 4. Press à t 4 ~ 3 ~ 2 ~ 1 ~ Í to create the second matrix and perform the calculation. 5. Press v y Q and select 3:[C]. Chapter 10: Matrices 143