SOLUTION: What are all the real solutions for this polynomial equation? 15x^4 - 15x^3 + 15x - 15 = 0

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Question 334239: What are all the real solutions for this polynomial equation?
15x^4 - 15x^3 + 15x - 15 = 0
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Divide by 15.
The coefficients are small, so try +1 and -1.