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✨ Best Answer ✨

まず,
lim[x→-∞]f(x)
=lim[x→-∞]|x|eˣ
=lim[x→∞]x/eˣ
=0
です.
x→∞でf(x)→∞なので最大値は定義できません.

AZ

lim(x→-∞)f(x)→∞ではなく
lim(x→-∞)f(x)→0です.

yyy

ありがとうございます!!

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Answers

両端を確認してください。
lim(x→∞)f(x)→∞
lim(x→-∞)f(x)→∞です。

yyy

ありがとうございます!

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