\textbf{122-} The figure below shows the graph of $y = \dfrac{x^2 + ax^2}{x^2 + bx + 1}$. What is the value of the relative minimum of the function?
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\textit{[Figure: Graph of the function with a local minimum visible, axes labeled $x$ and $y$]}
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\hspace{4cm} (1) $4/5$
\hspace{4cm} (2) $6$
\hspace{4cm} (3) $6/25$
\hspace{4cm} (4) $6/75$
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