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The homogenous part of differential equation $$\frac{{{{\text{d}}^2}{\text{y}}}}{{{\text{d}}{{\text{x}}^2}}} + {\text{P}}\frac{{{\text{dy}}}}{{{\text{dx}}}} + {\text{qy}} = {\text{r}}$$     (P, q, r are constants) has real distinct roots if

The homogenous part of differential equation $$\frac{{{{\text{d}}^2}{\text{y}}}}{{{\text{d}}{{\text{x}}^2}}} + {\text{P}}\frac{{{\text{dy}}}}{{{\text{dx}}}} + {\text{qy}} = {\text{r}}$$     (P, q, r are constants) has real distinct roots if Correct Answer P<sup>2</sup> - 4q &gt; 0

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