讲解一下这道题---**Question Stem:** 若α、β是一元二次方程 2x²+3x-5=0 的两根,则$\frac{\alpha}{\beta} + \frac{\beta}{\alpha}$的值是__________. **Mathematical Formulas/Equations:** Equation: $2x^2+3x-5=0$ Expression to evaluate: $\frac{\alpha}{\beta} + \frac{\beta}{\alpha}$ **Variables:** α, β (roots of the equation) **Other Relevant Text:** 若...是一元二次方程...的两根,则...的值是 (If ... are the two roots of the quadratic equation ..., then the value of ... is)

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