12th GradeMenu1Add and Subtract Matrices: The Dimension RuleActivity Set 12Inverse of a MatrixActivity Set 13How to multiply matrices of appropriate dimensions?Activity Set 14Zero and Identity MatricesActivity Set 15How do you multiply matrices by scalars?Activity Set 16Multiply a Matrix by a VectorActivity Set 17Why is matrix multiplication not commutative?Activity Set 18How can you use matrices to represent and manipulate data?Activity Set 19Represent a System of Linear Equations as a Matrix EquationActivity Set 110How 2×2 matrices transform shapes and scale areaActivity Set 111Use an Inverse Matrix to Solve Linear EquationsActivity Set 112How do you calculate the expected value of a random variable?Activity Set 113What is the Inverse Relationship Between Exponents and Logarithms?Activity Set 1Solve the equations:CheckResetContinue14Determinant of a 2-by-2 MatrixActivity Set 1