Kalkulus Contoh

$lim_{x \to 0} x^{2} \cos (20 π x)$

Langkah 1

Karena $x^{2} \cdot - 1 \leq x^{2} \cos (20 π x) \leq x^{2} \cdot 1$ dan $lim_{x \to 0} x^{2} \cdot - 1 = lim_{x \to 0} x^{2} \cdot 1 = 0$ , terapkan Teorema Apit.

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