List the restrictions

Explain why A and -A always have the same reduced echelon form R.

| Võde 6. ||

Match these values of r with the accompanying scatterplots: -1, -0.788, -0.998, 1, and 0.998. Click the icon to view the scatterplots. Match the values of r to the scatterplots. Scatterplot 1, r= 1 Scatterplot 2, r=-0.998 Scatterplot 3, r= -1 Scatterplot 4, r= 0.998 Scatterplot 5, r=-0.788 n example Get more help Scatterplots A 15- 14- 13- 12- 2 10 8 6 4- 2- Scatterplot 1 7 0 0.2 0.4 0.6 0.8 Scatterplot 4 0 0 0.2 0.4 0.6 0.8 X 다 O Print 2 6 0 . Scatterplot 2 0.2 0.4 0.6 0.8 X 1 Scatterplot 5 -8- 0 0.2 0.4 0.6 0.8 X Done 1 Q O G A 9 2 3 Scat 0 0.2 0.4 . X

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Simplify. 4x 1 + 8x - 9 +² 2 3x 10 +² + 8x - 9