The expression the fourth root of 81x^8y^6 is equivalent to

1) 3x^2y^3/2
2) 3x^4y^2
3) 9x^2y^3/2
4) 9x^4y^2

A step-by-step explanation would be helpful :)

The expression the fourth root of 81x8y6 is equivalent to 1 3x2y32 2 3x4y2 3 9x2y32 4 9x4y2 A stepbystep explanation would be helpful class=