Answer:
1/(-3y^3/x)^4
= 1/(-3)^4*(y^3)^4/x^4
= 1/81y^12/x^4
=x^4/81y^12
A
Step-by-step explanation:
70 degrees
x(2x+3)
Im guessing 2x2 is 2x^2
2x^2 + 3x = 0