Question
$15-36$ Find the limil.$$ \lim _{x \rightarrow-\infty} \frac{1-x-x^{7}}{2 x^{2}-7} $$
Step 1
This gives us: $$ \lim _{x \rightarrow-\infty} \frac{1/x^2-x/x^2-x^{7}/x^2}{2 x^{2}/x^2-7/x^2} $$ Show more…
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