Integral dari (x+3)2 dx

InTegraL

∫ax^n dx = a/(n+1) . x^(n+1) + C

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∫(x + 3)² dx
= ∫(x² + 6x + 9) dx
= x³/3 + 6x²/2 + 9x + C
= 1/3 x³ + 3x² + 9x + C

∫(x+3)² dx
= 1/3 (x+3)³ + c
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