Matrix subtraction is performed by subtracting the corresponding elements of two matrices. Like addition, the matrices must have the exact same dimensions.
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Pro Tips
Matrix multiplication is NOT commutative: A - B ≠ B - A (usually).
Think of it as adding the negative: A - B = A + (-B).
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Fun Facts
"Any matrix subtracted from itself results in the zero matrix."
"Used in computer graphics to find the difference vector between two points."
