1)(a+2)×(x+6)= ах+6а+2х+12
2)(x-3)×(a-5)= ах-5х-3а+15
3)(a+4)×(3a-2)= 3а²-2а+12а-8=3а²+10а-8
4)(4-b)×(b+3)= 4b+12-b²-3b= b²-b+12
5)(3-7y)×(2y-8)= 6y-24+(-14y²)+56y= -14y²+62y-24
1) (а+2)•(х+6) = ах+6а+2х+12
2) (х-3)•(а-5) = ах-5х-3а+15
3) (а+4)•(3а-2) = 3а²+10а-8
4) (4-b)•(b+3) = -b²+b+12
5) (3-7у)•(2у-8) = -14у²+62у-24
1)(a+2)×(x+6)= ах+6а+2х+12
2)(x-3)×(a-5)= ах-5х-3а+15
3)(a+4)×(3a-2)= 3а²-2а+12а-8=3а²+10а-8
4)(4-b)×(b+3)= 4b+12-b²-3b= b²-b+12
5)(3-7y)×(2y-8)= 6y-24+(-14y²)+56y= -14y²+62y-24
1) (а+2)•(х+6) = ах+6а+2х+12
2) (х-3)•(а-5) = ах-5х-3а+15
3) (а+4)•(3а-2) = 3а²+10а-8
4) (4-b)•(b+3) = -b²+b+12
5) (3-7у)•(2у-8) = -14у²+62у-24