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 114Determinant of a 2-by-2 MatrixActivity Set 115How do You Find the Expected Payoff in a Game of Chance?Activity Set 116How Can Shape, Center, and Spread Help You Compare Data?17How do you prove the addition and subtraction formulas for sine?How do you prove the addition and subtraction formulas for sine?DoneContinue18How Do You Solve Trigonometric Equations with Inverse Functions?19How do you prove the addition and subtraction formulas for cosine?20How do you prove the addition and subtraction formulas for tangent?21Did This Happen by Chance? How Can We Test for Statistical Significance with Simulations?22What's the Difference between Correlation and Causation?