7. Consider the indefinite integral J Then the integrand has partial fractions decomposition 6x+6x²+48x+64 xp: x4+16x2 a сх + d x2 where x2 + 16 a = b = C = d = Integrating term by term, we obtain that 6x3 + 6x2 + 48x + 64 -dx = x4 + 16x2

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