SOLUTION: Please help me find all real zeros for these function f(x)= 2x^4-x^3-x^2-x-1 f(x)= 3x^4+11x^3+11x^2+x-2 f(x)= 2x^5+x^4+32x-16 f(x)= 3x^5+x^4-243x-81

Algebra ->  Real-numbers -> SOLUTION: Please help me find all real zeros for these function f(x)= 2x^4-x^3-x^2-x-1 f(x)= 3x^4+11x^3+11x^2+x-2 f(x)= 2x^5+x^4+32x-16 f(x)= 3x^5+x^4-243x-81       Log On


   



Question 607819: Please help me find all real zeros for these function
f(x)= 2x^4-x^3-x^2-x-1
f(x)= 3x^4+11x^3+11x^2+x-2
f(x)= 2x^5+x^4+32x-16
f(x)= 3x^5+x^4-243x-81

Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
(1)none
(2)x=-1,-2,-1,1/3
(3)none
(4)x=3i,-3i,3,-3,-1/3