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lschroeder1947 · (This post was last modified: 12-08-2021 06:38 AM by lschroeder1947.)

From Jose Luis Tabara Carbajo in his Xcas YouTube Videos.

When viewing this post from a Windows 7/10/11 computer the images all blocked for security reasons. Use Computer Learminng Service Auxillary 1 Xcas page.

Inverse and identity matrix operations. Simultaneous equations by two methods. For matrices we like changing input Entry to Algebraic.
[Image: ind_mat1_ainv_x_b_10.png]

A third method, plus handling infinite and no solution simultaneous equations.
[Image: rref_char_poly11.png]

At the Xcas YouTube Videos Eigenvalues and Egenvectors are covered. Our HP Prime CAS came up with different values, so we left off.

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