Matematika

Pertanyaan

f(x) = (2x + 1) kuadrat

2 Jawaban

  • f(x) = (2x+1)²
    f(x) = (2x+1)(2x+1)
    f(x) = 4x²+2x+2x+1
    f(x) = 4x²+4x+1
  • f(x) = (2x+1)²
    f(x) = (2x+1)(2x+1)
    f(x) = 4x² + 4x + 1

    misal
    u = 2x + 1
    u' = 2

    v = 2x+1
    v' = 2

    f'(x) = u'v + uv'
    f'(x) = 2(2x+1) + (2x+1)(2)
    f'(x) = 4x + 2 + 4x + 2
    f'(x) = 8x + 4
    f'(x) = 4(2x+1)

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