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What are the vertical asymptotes of the following function?

$$y=\cfrac { 5 }{ { 2x }^{ 2 }-11x-21 } $$

$x=-3 \quad ; \quad x=\cfrac{ 7 }{ 3 }$

$x=-\cfrac{ 3 }{ 2 } \quad ; \quad x={ 7 }$

$x=3 \quad ; \quad x=4$

There are no vertical asymptotes.