Question

Выполните умножение:
1)(a-2)(a-5)=
2)(m+6)(m-3)=
3)(b+2)(c-7)=
4)(x-y)(x-1)=
5)(-c+4)(d-2)=

Answer 1

1)а²-5а-2а+10
2)m²-3m+6m-18
3)bc-7b+2c-14
4)x²-x-yx+y
5)-cd+2c+4d+2c