Matematika

Pertanyaan

f(x) = 3x²+4x+1 g(x) = 6x tentukan a.(fog) (x) b.(fog) (2)

1 Jawaban

  • (fog)(x)
    = 3(6x)² + 4(6x) + 1
    = 18x² + 24x + 1

    (fog)(2)
    = 18 . 2² + 24 . 2 + 1
    = 72 + 48 + 1
    = 121

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