Saved Bookmarks
| 1. |
Simplify ( 2x – 5y )²-(2x+5y)². |
|
Answer» Step-by-step EXPLANATION: (2x-5y)²-(2x+5y)² = 4x²-20xy+25y- ( 4x²+20xy+25y) = 4x²-20xy+25y -4x²-20xy-25y =-40xy |
|