25z^2 - 4x^2  + 44xy - 121 y^2

Asked by johndoetrash | 24th Jan, 2021, 11:58: AM

Expert Answer:

25z2 - 4x2  + 44xy - 121y2
25z2 - [4x2  - 44xy + 121y2]
25z2 - [(2x)2  - 2.2.11xy + (11y)2]
25z2 - [(2x - 11y)2]
(5z)2 - (2x - 11y)2
(5z + 2x - 11y)(5z -2x + 11y)
 


Answered by  | 25th Jan, 2021, 12:45: AM