12th GradeMenu1Add and Subtract Matrices: The Dimension RuleActivity Set 12How do you find the inverse of a matrix?Activity Set 13How to multiply matrices of appropriate dimensions?Activity Set 14What are the zero and identity matrices?Activity Set 15How do you multiply matrices by scalars?Activity Set 16How do you multiply a matrix by a vector?7Why is matrix multiplication not commutative?Activity Set 18How can you use matrices to represent and manipulate data?Activity Set 19How to Represent a System of Linear Equations as a Matrix EquationActivity Set 110How 2×2 matrices transform shapes and scale areaActivity Set 111How to Use an Inverse Matrix to Solve Linear Equations?Activity Set 1Calculate the inverse of each given 2x2 matrix:Given the matrix A1=[2134]Find: A1−1=51[4□□2].Top right element of A1−1Bottom left element of A1−1CheckResetContinue12How do you calculate the expected value of a random variable?
Calculate the inverse of each given 2x2 matrix:Given the matrix A1=[2134]Find: A1−1=51[4□□2].Top right element of A1−1Bottom left element of A1−1CheckResetContinue
