Mathematics
Senior High
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答えは1/2x^2-1/2log(x^2+1)+Cになるのですがどこが間違っていますか?
B¬YS da
2)
X²+1
a²+1 = tegic,
d₁= √ √dt
Sot 2 dt
x32
20
S dr
t
t
- =
S (₁ = = ) d =€
(4) S
= = = = (t = light|) + C
a
2+ sing do
ee
eft
etl
de
S =
(5
= (x²²+ | = log/x²³+1EC
-
2
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