Matematika

Pertanyaan

Limit x->0 1 - cos 2x / x sin x = ....

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  • Kelas 11 Matematika
    Bab Limit

    lim (1 - cos 2x)/(x . sin x)
    x→0

    = lim (1 - (1 - 2 sin² x))/(x . sin x)
    ...x→0

    = lim ((2 sin x)/x) . (sin x)/(sin x)
    ...x→0

    = 2

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