Adding, subtracting and scaling matricesHSN.VM.C.8Add and subtract matrices of the same size entry by entry, multiply a matrix by a scalar, and combine the two.Multiplying matricesHSN.VM.C.8Multiply a 2 × 2 matrix by a column vector and by another 2 × 2 matrix, row by column.Determinants of 2 × 2 and 3 × 3 matricesHSN.VM.C.12Find the determinant of a 2 × 2 matrix as ad − bc, and of a 3 × 3 matrix by expanding along the first row.Inverse of a 2 × 2 matrixHSA.REI.C.9Find the inverse of a 2 × 2 matrix by swapping, negating and dividing by the determinant, and recognize matrices with no inverse.
Algebra 2 Matrices Worksheets
Adding, subtracting, scaling and multiplying matrices, determinants, and the inverse of a 2 × 2 matrix. Every sheet comes with a computed answer key.
Make a mixed matrices sheet