Question

Помогите срочно
(2ab^5)^3

(-7c^3d7)^2

(-a2b^3c)^4

45a^9b^3d:•(-9abd)

(0.4xy)^3•(2.5x)^3

Answer 1

(2ab^5)^3=8a^3b^15
(-7c^3d^7)^2=49c^6d^14
(-a2b^3c)^4=16a^4b^12c^4
45a^9b^3d*(-9abd)=-405a^10b^4d^2
(0.4xy)^3*(2.5x)^3=(0.4*2.5x^2y)^3=x^6y^3