SOLUTION: These equation has more than 2 solutions. 27x^3-8=0 Help. What do I do since it is a cube not square

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: These equation has more than 2 solutions. 27x^3-8=0 Help. What do I do since it is a cube not square      Log On


   

Question 159122: These equation has more than 2 solutions.
27x^3-8=0 Help. What do I do since it is a cube not square
Answer by midwood_trail(310) About Me  (Show Source):
You can put this solution on YOUR website!
27x^3 -8 = 0
Add 8 to both sides.
27x^3 = 8
Divide both sides by 27.
x^3 = (8/27)
We now take the CUBE ROOT of both sides.
Final answer is x = 2/3