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VECTORS AND MATRIXS - Coggle Diagram
VECTORS AND MATRIXS
MATRIXS
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OPERATIONS ON MATRIXS
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Properties of Matrix Scalar Multiplication:
Let A, B and C be matrices and let c and d be scalars.
1) (cd)A = c(dA)
2) 1A = A
3) c(A + B) = cA + cB
4) (c + d)A = cA + dA
Properties of Matrix Multiplication:
1) A(BC) = (AB)C
2) A(B + C) = AB + AC
3)(A + B)C = AC + BC
4)c(AB) = (cA)B = A(cB)
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Steps to Solve Linear Equations by its Inverse:
1) Write the system into matrix from: AX = B
2) Find the cofactor of A
3) Find the |A|
4) Solve the system using
VECTOR
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Unit vector:
Standard unit vector:
For example:
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