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Mathematics
Mathematics
Problem
For a fixed real number
a
>
0
a>0
a
>
0
, determine
lim
x
→
a
x
−
a
x
−
a
.
\lim_{x\to a}\frac{\sqrt{x}-\sqrt{a}}{x-a}.
x
→
a
lim
x
−
a
x
−
a
.
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