Friday, July 5, 2024

Soal Matematika Kelas XII no 26

26. Apabila diketahui f(x) = x^2 - 1/x + 1, maka f ' (x) = ...

A. x - x^2

B. x + x^2

C. 2x + x^2 + 1

D. 2x - x^2 + 1

E. 2x + x^2


Jawaban :

f(x) = x^2 - 1/x + 1

f(x) = x^2 - x^-1 + 1

f ' (x) = 2x - (-1) x ^-2

f ' (x) = 2x + x ^-2

f ' (x) = 2x + 1/x^2

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