∫ x dx equals:
Aln x + C
Bx²/2 + C
Cx²
D1
Answer & Solution
Correct answer: B. x²/2 + C
∫ xn dx = x^(n+1)/(n+1) + C for n ≠ -1. So ∫ x dx = x²/2 + C, where C is the constant of integration.
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