Saved Bookmarks
| 1. |
Factorize:64 – x2 |
|
Answer» 64 – x2 64 – x2 = 82 – x2 This is of the form a2 – b2 Comparing with a2 – b2 we have a = 8, b = x a2 – b2 = (a + b)(a – b) 64 – x2 = (8 + x)(8 – x) |
|