180 пожалуйста помогите
1)a) 2x2x3x5x5 b) 2x3x3x3x5
= 2x2x3x5x5x3x3=2700
2) a)3x3x7x7 b )2x3x3x5x7x7=
3x3x7x7x2x5= 4410
3)2x2x5x5x11 b) 2x2x3x5x11
2x2x5x5x11x3=3300
4) 2x5x5x7 b)2x2x5x5x7
2x5x5x7x2= 700