Hitunglah hasil integral berikut
Jawab:
Penjelasan dengan langkah-langkah:
a. ∫ 3x² dx = (3 / (2+1)) x ² ⁺ ¹ = x³
₀∫¹ 3x² dx = 1³ – 0³
= 1 – 0
= 1
b. ∫ (3x² – 2x) dx = (3 / (2+1)) x ² ⁺ ¹ – (2 / (1+1)) x ¹ ⁺ ¹ = x³ – x²
₁∫³ (3x² – 2x) dx = (3³ – 3²) – (1³ – 1²)
= (27 – 9) – (1 – 1)
= 18