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Mathematics
Problem
Find the value of
lim
h
→
0
4
+
h
−
4
−
h
h
\displaystyle\lim_{h\to 0}\dfrac{\sqrt{4+h}-\sqrt{4-h}}{h}
h
→
0
lim
h
4
+
h
−
4
−
h
. a)
1
4
\dfrac{1}{4}
4
1
b)
0
0
0
c)
1
2
\dfrac{1}{2}
2
1
d)
1
1
1
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