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examples of singular matrices
[3 1
9 3][5 25
1 5]
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done
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done
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Done
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Answer of first [2.4 4.9] diogonal number 2.4 2.4 I am right sir ?
[0.4 2.4] yess / no
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yes sir thanks
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In school life, I learned matrix inverse for getting numbers to pass math papers but now I learn matrix inverse as a professional. The credit goes to Sir AMMAR.
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Identity matrix is matrices which on multiplication by actual matrix does not effect the real matric. It have 'all elements 1 ' in diagonal.. A Inverse = changed matrix / determinant of matrix
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and inverse in correct when matrix X inverse = Identity

A=[
2
1
4
2
](A)=(2×2)−(4×1)=0
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3.8 is same in inverse
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