Difficulty: Medium
Type: Integer Type
Problem: If $\alpha$ and $\beta$ are the roots of the equation
$$x^2 - 5x + 6 = 0,$$
evaluate
$$\alpha^3 + \beta^3.$$
Numerical Answer: 20
Solution
Problem: If $\alpha$ and $\beta$ are the roots of the equation
$$x^2 - 5x + 6 = 0,$$
evaluate
$$\alpha^3 + \beta^3.$$