carilah persamaan fungsi mula bila:

Bab Integral
Matematika SMA Kelas XI

dy/dx = 6x² - 4x + 1
y = (6/3) x²⁺¹ - (4/2) x¹⁺¹ + 1x + C
y = 2x³ - 2x² + x + C

(3, -1)
-1 = 2 . 3³ - 2 . 3² + 3 + C
-1 = 54 - 18 + 3 + C
C = -1 - 39
C = -40

maka,
f(x) = y = 2x³ - 2x² + x - 40

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