Matematika

Pertanyaan

Tentukan dengan rumus ABC -12x^2 + 4x - 35=0

1 Jawaban

  • Menggunakan Rumus ABC

    -12x² + 4x - 35 = 0

    a = -12
    b = 4
    c = -35

    X1,2 = [-b ± √(b² - 4ac)] / 2a
    X1,2 = [-4 ± √(4² - 4(-12)(-35)] / 2(-12)
    X1,2 = [-4 ± √(16 - 1.680) / -24
    X1,2 = (-4 ± √-1664) / -24
    X1,2 = (-4 ± √(64 × (-26) / -24
    X1,2 = (-4 ± 8√-26) / -24

    X1 = (-4 + 8√-26) / -24
    X1 = -4(1 - 2√-26) / -24
    X1 = (1 - 2√-26) / 6

    X2 = (-4 - 8√-26) / -24
    X2 = -4(1 + 2√-26) / -24
    X2 = (1 + 2√-26) / 6

    Semoga berguna +_+

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