SOLUTION: Please help me with this question. 3 sqrt(x^5-x^3-x)= x+2

Algebra ->  Square-cubic-other-roots -> SOLUTION: Please help me with this question. 3 sqrt(x^5-x^3-x)= x+2      Log On


   

Question 785908: Please help me with this question.
3 sqrt(x^5-x^3-x)= x+2
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
3+sqrt%28x%5E5-x%5E3-x%29=+x%2B2
9%28x%5E5-x%5E3-x%29=x%5E2%2B4x%2B4
9x%5E5-9x%5E3-x%5E2-13x-4=0
This polynomial has 2 complex roots and 3 real roots - which are very difficult to find because they are not rational.
{1.26, -0.29, 1.4, 0.078 + 0.91i, 0.078- 0.91i }