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Emulator
03/21/18 8:49:16 AM
#1:


Find the matrix X, so that

|5..4| X = |1...-2|
|1..1|........|1....3|
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"It is not death I fear, I just fear doing nothing in life!"
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ArchangelBaruch
03/21/18 8:52:12 AM
#2:


Write X as a 2x2 matrix. Then develop the matrix products to get 4 equations.
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Turtlebread
03/21/18 8:53:35 AM
#3:


just do inverse matrix
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The Nintendo Master
03/21/18 8:56:48 AM
#4:


Take the red pill
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He who laughs last thinks slowest.
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Emulator
03/21/18 8:56:54 AM
#5:


Thanks for the quick reply. Let me try this way.
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"It is not death I fear, I just fear doing nothing in life!"
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scar the 1
03/21/18 9:02:23 AM
#6:


You have
AX = B
which can be solved by
X = inv(A)B
remember that order of multiplication matters when you do matrices
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Everything has an end, except for the sausage. It has two.
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Emulator
03/21/18 9:14:47 AM
#7:


I solved this already.
X = |-3,14|
.......|4,17|
---
"It is not death I fear, I just fear doing nothing in life!"
http://karma.hardcore-tm.com/?user=Emulator
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Emulator
03/21/18 9:16:35 AM
#8:


However, i dont know about inverse function. That topic is discussed later in my book. Anyway, thanks everybody for their help.
I will close the topic now.
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"It is not death I fear, I just fear doing nothing in life!"
http://karma.hardcore-tm.com/?user=Emulator
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