Выражение 1. (-5xy)×(-1/4x^2)×(-16y) 2. (/4m^2n^3p^2) 3. 6 1/2x^3yz^2)x(2 2/13x6yz^3) 4. 2,5ap^2c)^2 (4pc^2//,4a) 5. (-4 3///170)

1) (-5xy)×(-1/4x^2)×(-16y) = -5xy*(-0,25x^2)*(-16y)=-20x^3y^2
2) (7m^5n^2p)(-4mn^4p^2)(-1/4m^2n^3p^2) = 7m^8n^9p^5
3) (6 1/2x^3yz^2)x(2 2/13x6yz^3) = 12/13x^9y^2z^5