How do you evaluate the limit $-(25r)/(r^2+25)$ as r approaches $-2$ ?

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Answer 1 · 2016-09-28T08:35:30

$50/29$

$lim_(r to -2) -(25r)/(r^2+25)$

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It's a continuous function.

Just plug in the value

How do you evaluate the limit -(25r)/(r^2+25)-(25r)/(r^2+25) as r approaches -2-2?