Saved Bookmarks
| 1. |
20. Subtract 3xy + 5yz - 7zx from 5xy - 2yz - 2zx + 10xyz.1. Simplify: (1.5x - 4y) (1.5x + 4y + 3) - 4.5x + 12y... |
|
Answer» Answer: 20. ). 5XY - 2yz - 2zx + 10XYZ - 3XY - 5yz + 7zx ---------------------------------- 2xy - 7yz + 5zx + 10xyz 1). x² + (a+b)x + ab = 2.25x² + 4.5x - 16y² - 12y now on adding the rest part of QUESTION = 2.25x² - 16y² = (15x - 4y)(15x + 4y) |
|