What is a matrix? A matrix is a collection of numbers arranged in rows and columns and enclosed on both sides by square brackets. The matrix below represents a
Kamal wrote the augmented matrix below to represent a system of equations. Which matrix results from the operation -3R2R2? A. [1 0 1 [-1] The drama club at a local high school sells
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Question: The matrix below represents a system of equations. Write the equations below using x, y, and z as the variables in order. 4 -2 3 6 2 -5 4 -1 5 26 -31 -129 The first equation is The
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1/2R2 +R3 to R3. means divide row 2 by 2 and add it to row 3 to form row 3 of the new matrix. 1/2R2 = -1 -3 3 -2. R3 = 0 3 -2 -9. 1/2R2 + R3 = -1 0 1 -11. In conclusion, the matrix