Matematika

Pertanyaan

Tolong jawab soal no.18 guna pakai cara
Tolong jawab soal no.18 guna pakai cara

1 Jawaban

  • Lim (x - 1) / √x² + 3 - 2
    x→1

    Lim (x - 1)(√x² + 3 + 2)
    x→1. .. /(√x² + 3 - 2)(√x² + 3 + 2)

    Lim (x - 1)(√x² + 3 + 2) / x² + 3 - 4
    x→1

    Lim (x - 1)(√x² + 3 + 2) / x² - 1
    x→1

    Lim (x - 1)(√x² + 3 + 2) / (x - 1)(x + 1)
    x→1

    Lim (√x² + 3 + 2) / (x + 1)
    x→1

    = √1² + 3 + 2 / (1 + 1)

    = √1 + 3 + 2 / 2

    = √4 + 2 / 2

    = 2 + 2 / 2

    = 4/2

    = 2