The roots of y in the equation y^2-2y=-9/2 are

Simplify y^2y to y^3
Y^3=9/2
Take the cube root of both sides
Y=3(9/2)
Use the divisions distributive property
Y=^3(9)/3(2)
Rewrite 9 as 3^2
Y=3(3^2)/(3(2)
Use this rule (x^a)^b=^ab
Y=3(2/3)/3/2