Question

Productos notables de * (a-5)(a+2)
* (Y-1)( y-1)
* (XY-2) (Xy-2)

Answer 1

01.
$(a -5 )(a + 2) \\ {a}^{2} - 3a - 10$
02.
$(y - 1)(y - 1) \\ {y}^{2} - 2y + 1$
03.
$(xy - 2)(xy - 2) \\ {x}^{2} {y}^{2} - 4xy + 4$