√1-y² - V1+ y²
3. lim
1-10
,2
2
Answers
Answered by
1
Answer:
Answer
y→0
lim
y
4
1+
1+y
4
−
2
=
y→0
lim
y
4
(
1+
1+y
4
+
2
)
1+
1+y
4
−2
=
y→0
lim
y
4
(
1+
1+y
4
+
2
)(
1+y
4
+1)
(
1+y
4
−1)(
1+y
4
+1)
=
y→0
lim
y
4
(
1+
1+y
4
+
2
)(
1+y
4
+1)
1+y
4
−1
=
y→0
lim
(
1+
1+y
4
+
2
)(
1+y
4
+1)
1
=
4
2
1
.
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