Matrix Arithmetic

👨🏻‍🏫 學術台數學

用戶53589

2009-02-23 9:22 pm

A = (-1 2
1 3) . Find A^3.

Why Ans. = A^3 = (1 18
9 37) ?

Please give me step-by-step.Thanks

回答 (1)

Prof. Physics

2009-02-23 9:47 pm

✔ 最佳答案

Please kindly go to the following link:

http://i726.photobucket.com/albums/ww265/physicsworld2010/physicsworld01Feb231346.jpg

2009-02-23 13:47:40 補充：
You may right click the diagram to download it for your reference.

參考: Physics king

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