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Objective : How to create and save a matrix How to add two matrices

OPERATIONS ON MATRICES USING TI-83. Objective : How to create and save a matrix How to add two matrices How to multiply a scalar by a matrix How to multiply two matrices

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Objective : How to create and save a matrix How to add two matrices

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  1. OPERATIONS ON MATRICES USING TI-83 Objective : • How to create and save a matrix • How to add two matrices • How to multiply a scalar by a matrix • How to multiply two matrices • How to determine the inverse of a matrixIt is assumed that you are familiar with the above operations ; if not , please click here to review the relevant concepts First, a warm-up : Find the GCF of 180 and 315 B. Fofana, Middle College HS

  2. 0. DO NOWFind the GCF of 180 and 315, using TI-83Step 1 B. Fofana, Middle College HS

  3. Step 2 Press Right Arrow to select NUM : the resulting screen appears on the next slide B. Fofana, Middle College HS

  4. Step 3 Press the Down Arrow until item 9 : gcd( is highlighted next slide shows result B. Fofana, Middle College HS

  5. Step 4 – Step 6 (The resulting screen, at each step, can be seen on the right panel ) Step 4Press 9 on keyboard(this is the shortcut for highlighting gcd( and pressing ENTER ) Step 5Type 180, 315 after the open parenthesis and close it Step 6Press ENTER : result = 45 B. Fofana, Middle College HS

  6. 1. How to create and save 3-by-4 matrix A B. Fofana, Middle College HS

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