Worksheet Worksheet 5
1.
Factor \(x^2 - 4x - 4x + 16\) by grouping. Use a complete presentation, but do not draw the grids.
2.
Factor \(2x^2 + 5x - 4x - 10\) by grouping. Use a complete presentation, but do not draw the grids.
3.
Factor \(x^2 - 3x + 5x - 15\) by grouping. Then factor \(x^2 + 5x - 3x - 15\) by grouping. Use a complete presentation for both, but do not draw the grids. Was one easier than the other? Explain your perspective.