Question

What is the answer of this questions? Options are already given below.

Answer 1

$2 {x}^{2} - px + q = 0 \\ \alpha + \beta = \frac { - ( - p)}{2} = \frac{p}{2} \\ \alpha \beta = \frac{q}{2} \\ { \alpha }^{2} + { \beta }^{2} \\ \alpha \beta ( \alpha + \beta ) \\ \frac{q}{2} ( \frac{p}{2} \\ \frac{pq}{4}$