Matematika

Pertanyaan

Pada fungsi g(x) = 1/3 (x + 4),
Jangan g(a) = -2
Maka nilai a = .....

A. -10
B. -6
C. -2
D. 2

1 Jawaban

  • g(x) = 1/3 (x + 4)
    g (a) = 1/3 (a+4) = -2
    = 1/3a + 4/3 = -2
    =1/3a + 4/3 = -6/3
    1/3a = -6/3-4/3
    1/3a = -10/3
    a = -10/3 ÷ 1/3
    a = -10/3 × 3/1
    a = -30/3
    a= -10 (A)

    Semoga membantu yaa:)

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