Linear algebra matrix

Exercise 15. Solve the system of linear equation unknow

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Dear everyone!! I would like to share some solution of TD1-Matrix of Linear algebra with you even you learn from other teacher (keep it as references).

Solution to TD1-Matrix for some exercises. some questions are still updating. if there is any mistake please kindly correct by yourself. Thank you

Solve the system of linear equation unknow

SUN BUNRA answered 2 years ago

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Linear algebra Matrix

Let A ∈ Mn(R) such that I + A is invertible. Suppose that B = (I − A)(I + A)-1(a) Show that B = (I + A)−1(I − A)(b) Show that I + B is invertible and express A in terms of B.

Linear algebra matrix

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Linear algebra Matrix

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Exercise 14. Find the inverse of each matrix (if exists) below:

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Exercise 4. For n\inN* , compute the signature of the following permutations.

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