Home · Unit 1 · Topic 5 · Matrix arithmetic and algebra

Matrix arithmetic and algebra

Calculate the determinant and multiplicative inverse of 2 × 2 matrices, with and without technology.

u1-t5-s1-d5

Interactive

Determinant and inverse of a 2×2 matrix

demo

Edit a 2×2 matrix; watch det, then step through swap → negate → ÷det to build a large colour-matched inverse.

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