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If A is an invertible 2×2 matrix, then it satisfies: AA−1=I. Let A=[abcd]. Then you need to solve the augmented system: [ab10cd01]. ... <看更多>
Don't invert the matrix. Almost always, the thing you're using the inverse to accomplish can be done faster and more accurately without ... ... <看更多>
how to find inverse, modulus and ad-joint of matrix 2x2. · If AB=BA=I, then B is called multiplicative inverse of A.If A is a non singular matrix, then A^(−1) ... ... <看更多>