Question 7
Depending on the real parameter $a$, solve the equation
$$
(a - 1) (1 + x + x^2)^2 = (a + 1) (1 + x^2 + x^4)
$$
$$
(a - 1) (1 + x + x^2)^2 = (a + 1) (1 + x^2 + x^4)
$$
MathNet 2012 Question 7
Math Olympiad Vault · MathNet 2012
Math Olympiad Vault · MathNet 2012