Menentukam persamaan kurva (f) atau fungsi jika dik turunan

Materi Integral (Dasar)

f'(x) = 3x^2 – 4x – 5
Integralkan kedua ruas:
f(x) = int (3x^2 – 4x – 5) dx
f(x) = x^3 – 4x^2 – 5x + C
f(2) = 2^3 – 4(2)^2 – 5(2) + C = -1
8 – 16 – 10 + C = -1
C = -1 + 18 = 17.
Jadi,
f(x) = x^3 – 4x^2 – 5x + 17