What is (-2x^2y^4)^3?

2 Answers
May 18, 2018

-8x^6y^12

Explanation:

(-2)^3=-8

(x^2)^3=x^(2 xx3)=x^6

(y^4)^3=y^12

May 18, 2018

-8x^6y^12

Explanation:

(abc)^3 = a^3b^3c^3 ,
so (-2x^2y^4)^3=(-2)^3(x^2)^3(y^4)^3 ,

and because (a^b)^c=a^(bc),

(-2)^3(x^2)^3(y^4)^3=-8x^6y^12 .