Optimal. Leaf size=74 \[ -\frac {a^6}{3 x^3}-\frac {6 a^5 b}{x}+15 a^4 b^2 x+\frac {20}{3} a^3 b^3 x^3+3 a^2 b^4 x^5+\frac {6}{7} a b^5 x^7+\frac {b^6 x^9}{9} \]
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Rubi [A] time = 0.04, antiderivative size = 74, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {28, 270} \[ 3 a^2 b^4 x^5+\frac {20}{3} a^3 b^3 x^3+15 a^4 b^2 x-\frac {6 a^5 b}{x}-\frac {a^6}{3 x^3}+\frac {6}{7} a b^5 x^7+\frac {b^6 x^9}{9} \]
Antiderivative was successfully verified.
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Rule 28
Rule 270
Rubi steps
\begin {align*} \int \frac {\left (a^2+2 a b x^2+b^2 x^4\right )^3}{x^4} \, dx &=\frac {\int \frac {\left (a b+b^2 x^2\right )^6}{x^4} \, dx}{b^6}\\ &=\frac {\int \left (15 a^4 b^8+\frac {a^6 b^6}{x^4}+\frac {6 a^5 b^7}{x^2}+20 a^3 b^9 x^2+15 a^2 b^{10} x^4+6 a b^{11} x^6+b^{12} x^8\right ) \, dx}{b^6}\\ &=-\frac {a^6}{3 x^3}-\frac {6 a^5 b}{x}+15 a^4 b^2 x+\frac {20}{3} a^3 b^3 x^3+3 a^2 b^4 x^5+\frac {6}{7} a b^5 x^7+\frac {b^6 x^9}{9}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 74, normalized size = 1.00 \[ -\frac {a^6}{3 x^3}-\frac {6 a^5 b}{x}+15 a^4 b^2 x+\frac {20}{3} a^3 b^3 x^3+3 a^2 b^4 x^5+\frac {6}{7} a b^5 x^7+\frac {b^6 x^9}{9} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.66, size = 70, normalized size = 0.95 \[ \frac {7 \, b^{6} x^{12} + 54 \, a b^{5} x^{10} + 189 \, a^{2} b^{4} x^{8} + 420 \, a^{3} b^{3} x^{6} + 945 \, a^{4} b^{2} x^{4} - 378 \, a^{5} b x^{2} - 21 \, a^{6}}{63 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 67, normalized size = 0.91 \[ \frac {1}{9} \, b^{6} x^{9} + \frac {6}{7} \, a b^{5} x^{7} + 3 \, a^{2} b^{4} x^{5} + \frac {20}{3} \, a^{3} b^{3} x^{3} + 15 \, a^{4} b^{2} x - \frac {18 \, a^{5} b x^{2} + a^{6}}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 67, normalized size = 0.91 \[ \frac {b^{6} x^{9}}{9}+\frac {6 a \,b^{5} x^{7}}{7}+3 a^{2} b^{4} x^{5}+\frac {20 a^{3} b^{3} x^{3}}{3}+15 a^{4} b^{2} x -\frac {6 a^{5} b}{x}-\frac {a^{6}}{3 x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.29, size = 67, normalized size = 0.91 \[ \frac {1}{9} \, b^{6} x^{9} + \frac {6}{7} \, a b^{5} x^{7} + 3 \, a^{2} b^{4} x^{5} + \frac {20}{3} \, a^{3} b^{3} x^{3} + 15 \, a^{4} b^{2} x - \frac {18 \, a^{5} b x^{2} + a^{6}}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.03, size = 69, normalized size = 0.93 \[ \frac {b^6\,x^9}{9}-\frac {\frac {a^6}{3}+6\,b\,a^5\,x^2}{x^3}+15\,a^4\,b^2\,x+\frac {6\,a\,b^5\,x^7}{7}+\frac {20\,a^3\,b^3\,x^3}{3}+3\,a^2\,b^4\,x^5 \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.21, size = 75, normalized size = 1.01 \[ 15 a^{4} b^{2} x + \frac {20 a^{3} b^{3} x^{3}}{3} + 3 a^{2} b^{4} x^{5} + \frac {6 a b^{5} x^{7}}{7} + \frac {b^{6} x^{9}}{9} + \frac {- a^{6} - 18 a^{5} b x^{2}}{3 x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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