Q.If $\alpha, \beta$ are the roots of $x^2 - px + q = 0$ and $\gamma, \delta$ are the roots of $x^2 - qx + p = 0$ , then $(\alpha - \gamma)(\alpha - \delta)$ equals

p + q

p - q

q - p

p^2 - q^2

The correct solution involves applying the fundamental concept to derive the final value step by step...

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Q.If α,β\alpha, \betaα,β are the roots of x2−px+q=0x^2 - px + q = 0x2−px+q=0 and γ,δ\gamma, \deltaγ,δ are the roots of x2−qx+p=0x^2 - qx + p = 0x2−qx+p=0, then (α−γ)(α−δ)(\alpha - \gamma)(\alpha - \delta)(α−γ)(α−δ) equals