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Problem
Problem
Let
p
=
lim
x
→
0
+
(
1
+
tan
2
x
)
1
/
2
x
p = \lim_{x \to 0^+} (1 + \tan^2 \sqrt{x})^{1/2x}
p
=
lim
x
→
0
+
(
1
+
tan
2
x
)
1/2
x
, then
log
p
\log p
lo
g
p
is equal to a. 2 b. 1 c.
1
2
\frac{1}{2}
2
1
d.
1
4
\frac{1}{4}
4
1
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