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Mathematics
Problem
Why does direct substitution fail to give the value of the limit
lim
x
→
5
x
2
−
25
x
−
5
\displaystyle \lim_{x\to 5}\frac{x^{2}-25}{x-5}
x
→
5
lim
x
−
5
x
2
−
25
? State the indeterminate form obtained.
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