Упростите выражение 1. (-5xy)×(-1/4x^2)×(-16y) 2. (7m^5n^2p)(-4mn^4p^2)(-1/4m^2n^3p^2)...

Question

Упростите выражение
1. (-5xy)×(-1/4x^2)×(-16y)
2. (7m^5n^2p)(-4mn^4p^2)(-1/4m^2n^3p^2)
3. 6 1/2x^3yz^2)x(2 2/13x6yz^3)
4. 2,5ap^2c)^2 (4pc^2/15)(-9ca^3/2)(-0,4a)
5. (-4 3/4mn^2)(-17/38amn)(-16a^2mn/170)

Comments

Помогите пожалуйста

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Срочно

Answer 1

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