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人気のある微分積分 >

limit as x approaches 1 of x^2+2x-5/2

解

x \to 1 lim (x^{2} + 2 x - \frac{5}{2})

解

\frac{1}{2}

+1

十進法表記

0.5

解答ステップ

x \to 1 lim (x^{2} + 2 x - \frac{5}{2})

値を挿入する

x = 1

= 1^{2} + 2 \cdot 1 - \frac{5}{2}

簡素化

1^{2} + 2 \cdot 1 - \frac{5}{2} : \frac{1}{2}

= \frac{1}{2}

グラフ

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