$$\text { Find the limit } \lim _ { x \rightarrow 3 } \frac { x ^ { 2 } + x - 12 } { x ^ { 2 } - 9 } \text {, if it exists. }$$

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The Answer of $$\text { Find the limit } \lim _ { x \rightarrow 3 } \frac { x ^ { 2 } + x - 12 } { x ^ { 2 } - 9 } \text {, if it exists. }$$

Find the limit lim⁡x→3x2+x−12x2−9, if it exists. \text { Find the limit } \lim _ { x \rightarrow 3 } \frac { x ^ { 2 } + x - 12 } { x ^ { 2 } - 9 } \text {, if it exists. } Find the limit x→3lim​x2−9x2+x−12​, if it exists.