(xy − 1)2 is gelijk aan |
A. 1 − 2xy + x2y2 |
---|---|
B. x2y2 + 1 | |
C. xy2 − 2xy + 1 | |
D. x2y2 + 2xy + 1 | |
E. x2y2 − 1 |
[ 2,3-1512 - op net sinds 9.3.13-(E)-24.10.2023 ]
(xy − 1)2 is equal to |
A. 1 − 2xy + x2y2 |
---|---|
B. x2y2 + 1 | |
C. xy2 − 2xy + 1 | |
D. x2y2 + 2xy + 1 | |
E. x2y2 − 1 |