Question

The integral ∫ (2x³ - 1)/(x⁴ + x) dx is equal to :
(Here C is a constant of integration)
(A) 1/2 logₑ |x³ + 1|/x² + C
(B) 1/2 logₑ |x³ + 1|²/x³ + C
(C) logₑ |x³ + 1|/x + C
(D) logₑ |x³ + 1|/x² + C

Answer 1

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∫ (2x³ - 1)/(x⁴ + x) dx

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refer to the attachment

correct option is c)