October 1 Identity And Inverse Continued Recording

Opening Assignment ,[object Object],4 -5 -3 4 [ ]

Parent Teacher Conference ,[object Object],[object Object],[object Object],[object Object]

Video Tutorial Project ,[object Object],[object Object],[object Object],[object Object]

Old Project & Test-1 st Hour ,[object Object],[object Object],[object Object],[object Object],[object Object]

Old Project & Test-3 rd Hour ,[object Object],[object Object],[object Object],[object Object],[object Object]

Old Project & Test-6 th Hour ,[object Object],[object Object],[object Object],[object Object],[object Object]

Old Project & Test-7 th Hour ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Solving Systems Using Inverse Matrices ,[object Object],[object Object],[object Object],[ ] 1. Write the equation in matrix form. 1 1 7 8 x y 2 21 [ ] ] ] [ = 2. Find the inverse of the first matrix. 1 1 8 -1 -7 1 [ = 8 -1 -7 1 [ ]

Solving Systems Using Inverse Matrices ,[object Object],[object Object],[object Object],] 3. Multiply the inverse matrix by the constants. 2 21 ] [ = (8)(2) + (-1)(21) (-7)(2) + (1)(21) -5 7 [ = 16 + -21 -14 + 21 = = ] x y [ 8 -1 -7 1 [ ]

Practice ,[object Object],[object Object],[object Object],[object Object]

Which of the following is not a method for solving a system of equations? ,[object Object],[object Object],[object Object],[object Object]

October 1 Identity And Inverse Continued Recording

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October 1 Identity And Inverse Continued Recording