Matematika

Pertanyaan

tolong bantuannya kak
diketahui f(x)=x√x+1/√x. fungsi f'(x)=

1 Jawaban

  • f(x) = x akar(x) + 1/akar(x)
    = x . x^(1/2) + 1/(x)^(1/2)
    = x^(1 + 1/2) + x^(-2)
    = x^(3/2) + x^(-2)

    f'(x) = 1 . 3/2 . x^(3/2 - 1) + 1 . -2 . x^(-2-1)
    = 3/2 x^(1/2) + -2x^(-3)

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