Mathematics
Senior High
Solved
3行目から4行目の途中の計算教えてください!!
| ゾ=(x)'log(x+ズ+1)+x{log(x+V+1)}
2
.2
x
= log(x+Vx+1)+x·
.2
.2
x+Vx+1
ax-2)2x
x
1+
x+1
.2
= log(x+Vx°+1)+x·
x+Vx°+1
x
2
= log(x+/+1)+
x+1
2
Answers
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ありがとうございます!