Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2020 — Math Olympiad Vault — Part 05 Question 87

Math Olympiad Vault · MathNet 2020 — Math Olympiad Vault — Part 05

Question 87

Let $a$ and $b$ be real numbers that satisfy the equations
$$
\frac{a}{b} + \frac{b}{a} = \frac{5}{2} \quad \text{and} \quad a - b = \frac{3}{2}
$$
Find all possible values of $a^{2} + 2 a b + b^{2} + 2 a^{2} b + 2 a b^{2} + a^{2} b^{2}$.