Saved Bookmarks
| 1. |
4x2-4a2+(a4-b4)=0 by formula method |
|
Answer» Answer: FIRST LET u KNOW a⁴ - b⁴ formula ,it is a⁴-b⁴=( a²)² - (b²)² or we can write it ( a²-b²)(a²+b²) |
|