Question 27
Suppose that $x$ and $y$ are positive reals such that
$$
x - y^{2} = 3, \quad x^{2} + y^{4} = 13
$$
Find $x$.
$$
x - y^{2} = 3, \quad x^{2} + y^{4} = 13
$$
Find $x$.
MathNet 2010 — Part 07 Question 27
Math Olympiad Vault · MathNet 2010 — Part 07