Answer
$$w=2,\:w=-\frac{5}{2}$$
Work Step by Step
Using the quadratic formula, we find:
$$w_{1,\:2}=\frac{-1\pm \sqrt{1^2-4\cdot \:2\left(-10\right)}}{2\cdot \:2} \\ w=2,\:w=-\frac{5}{2}$$
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