Question: Which of the following is a root of the polynomial x^2 + 3x - 10?

Options:

1. -5
2. 2
3. 1
4. -2

Correct Answer: 2

Solution:

Factoring gives (x + 5)(x - 2) = 0. The roots are x = -5 and x = 2, so 2 is a root.