Lim x tends to infinity (sq root x^2+1 -sq root x^2-1)
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Answer:
As
x
approaches infinity the +1 will lose all significance so we can just consider:
x
(
√
x
2
)
=
x
(
x
)
=
x
2
we know
x
→
∞
,
x
2
→
∞
so we can conclude:
f
(
x
)
=
x
(
√
x
2
+
1
)
The limit
x
→
∞
,
f
(
x
)
→
∞
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