24415200
Description
Flashcards by Latika Nidre, updated more than 1 year ago
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Created by Latika Nidre
almost 4 years ago
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| Question | Answer |
| 1) 25x^2 + 4o x y + 16y^2 | (5x+4y)^2 |
| 2) 36a^2 - 121 b^2 | ( 6a +11b) ( 6a - 11b) |
| 3) 49 m^2 - 70mn + 25 n^2 | ( 7m - 5n) ^2 |
| 4) 4a^2 +12 ab + 9b^2 | (2a + 3b)^2 |
| 5) p^4 - 81 | ( p^2 + 9) ( p^2 - 9) |
| 6). 63a^2b^2 - 7 | 7( 3ab + 1) (3ab - 1) |
| 7). 9x^y^2 -25 | (3xy + 5)( 3xy - 5) |
| 8) 4x^2 - 169y^2 | ( 2x+ 13y) (2x-13y) |
| 9) x^2 +14x +49 | (x+7)^2 |
| 10) x^2 - x + 1/4 | ( x- 1/2)^2 |
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