Optimal. Leaf size=103 \[ -\frac {a (b c-a d)^2 x^2}{2 b^4}+\frac {(b c-a d)^2 x^4}{4 b^3}+\frac {d (2 b c-a d) x^6}{6 b^2}+\frac {d^2 x^8}{8 b}+\frac {a^2 (b c-a d)^2 \log \left (a+b x^2\right )}{2 b^5} \]
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Rubi [A]
time = 0.09, antiderivative size = 103, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {457, 90}
\begin {gather*} \frac {a^2 (b c-a d)^2 \log \left (a+b x^2\right )}{2 b^5}-\frac {a x^2 (b c-a d)^2}{2 b^4}+\frac {x^4 (b c-a d)^2}{4 b^3}+\frac {d x^6 (2 b c-a d)}{6 b^2}+\frac {d^2 x^8}{8 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 90
Rule 457
Rubi steps
\begin {align*} \int \frac {x^5 \left (c+d x^2\right )^2}{a+b x^2} \, dx &=\frac {1}{2} \text {Subst}\left (\int \frac {x^2 (c+d x)^2}{a+b x} \, dx,x,x^2\right )\\ &=\frac {1}{2} \text {Subst}\left (\int \left (-\frac {a (-b c+a d)^2}{b^4}+\frac {(b c-a d)^2 x}{b^3}+\frac {d (2 b c-a d) x^2}{b^2}+\frac {d^2 x^3}{b}+\frac {a^2 (-b c+a d)^2}{b^4 (a+b x)}\right ) \, dx,x,x^2\right )\\ &=-\frac {a (b c-a d)^2 x^2}{2 b^4}+\frac {(b c-a d)^2 x^4}{4 b^3}+\frac {d (2 b c-a d) x^6}{6 b^2}+\frac {d^2 x^8}{8 b}+\frac {a^2 (b c-a d)^2 \log \left (a+b x^2\right )}{2 b^5}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 116, normalized size = 1.13 \begin {gather*} -\frac {a (-b c+a d)^2 x^2}{2 b^4}+\frac {(b c-a d)^2 x^4}{4 b^3}+\frac {d (2 b c-a d) x^6}{6 b^2}+\frac {d^2 x^8}{8 b}+\frac {\left (a^2 b^2 c^2-2 a^3 b c d+a^4 d^2\right ) \log \left (a+b x^2\right )}{2 b^5} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.13, size = 139, normalized size = 1.35
method | result | size |
norman | \(\frac {\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) x^{4}}{4 b^{3}}+\frac {d^{2} x^{8}}{8 b}-\frac {a \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) x^{2}}{2 b^{4}}-\frac {d \left (a d -2 b c \right ) x^{6}}{6 b^{2}}+\frac {a^{2} \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) \ln \left (b \,x^{2}+a \right )}{2 b^{5}}\) | \(126\) |
default | \(-\frac {-\frac {d^{2} x^{8} b^{3}}{4}+\frac {\left (\left (a d -b c \right ) b^{2} d -b^{3} d c \right ) x^{6}}{3}+\frac {\left (\left (a d -b c \right ) b^{2} c -b d \left (a^{2} d -a b c \right )\right ) x^{4}}{2}+\left (a d -b c \right ) \left (a^{2} d -a b c \right ) x^{2}}{2 b^{4}}+\frac {a^{2} \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) \ln \left (b \,x^{2}+a \right )}{2 b^{5}}\) | \(139\) |
risch | \(-\frac {d^{2} a \,x^{6}}{6 b^{2}}+\frac {d c \,x^{6}}{3 b}+\frac {d^{2} a^{2} x^{4}}{4 b^{3}}+\frac {c^{2} x^{4}}{4 b}-\frac {d^{2} a^{3} x^{2}}{2 b^{4}}+\frac {d^{2} x^{8}}{8 b}-\frac {c^{4}}{24 d^{2} b}+\frac {7 d^{2} a^{4}}{24 b^{5}}-\frac {a \,c^{3}}{6 d \,b^{2}}-\frac {5 d \,a^{3} c}{6 b^{4}}+\frac {3 a^{2} c^{2}}{4 b^{3}}-\frac {d a c \,x^{4}}{2 b^{2}}+\frac {d \,a^{2} c \,x^{2}}{b^{3}}-\frac {a \,c^{2} x^{2}}{2 b^{2}}+\frac {a^{4} \ln \left (b \,x^{2}+a \right ) d^{2}}{2 b^{5}}-\frac {a^{3} \ln \left (b \,x^{2}+a \right ) c d}{b^{4}}+\frac {a^{2} \ln \left (b \,x^{2}+a \right ) c^{2}}{2 b^{3}}\) | \(220\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 137, normalized size = 1.33 \begin {gather*} \frac {3 \, b^{3} d^{2} x^{8} + 4 \, {\left (2 \, b^{3} c d - a b^{2} d^{2}\right )} x^{6} + 6 \, {\left (b^{3} c^{2} - 2 \, a b^{2} c d + a^{2} b d^{2}\right )} x^{4} - 12 \, {\left (a b^{2} c^{2} - 2 \, a^{2} b c d + a^{3} d^{2}\right )} x^{2}}{24 \, b^{4}} + \frac {{\left (a^{2} b^{2} c^{2} - 2 \, a^{3} b c d + a^{4} d^{2}\right )} \log \left (b x^{2} + a\right )}{2 \, b^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.04, size = 138, normalized size = 1.34 \begin {gather*} \frac {3 \, b^{4} d^{2} x^{8} + 4 \, {\left (2 \, b^{4} c d - a b^{3} d^{2}\right )} x^{6} + 6 \, {\left (b^{4} c^{2} - 2 \, a b^{3} c d + a^{2} b^{2} d^{2}\right )} x^{4} - 12 \, {\left (a b^{3} c^{2} - 2 \, a^{2} b^{2} c d + a^{3} b d^{2}\right )} x^{2} + 12 \, {\left (a^{2} b^{2} c^{2} - 2 \, a^{3} b c d + a^{4} d^{2}\right )} \log \left (b x^{2} + a\right )}{24 \, b^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.34, size = 122, normalized size = 1.18 \begin {gather*} \frac {a^{2} \left (a d - b c\right )^{2} \log {\left (a + b x^{2} \right )}}{2 b^{5}} + x^{6} \left (- \frac {a d^{2}}{6 b^{2}} + \frac {c d}{3 b}\right ) + x^{4} \left (\frac {a^{2} d^{2}}{4 b^{3}} - \frac {a c d}{2 b^{2}} + \frac {c^{2}}{4 b}\right ) + x^{2} \left (- \frac {a^{3} d^{2}}{2 b^{4}} + \frac {a^{2} c d}{b^{3}} - \frac {a c^{2}}{2 b^{2}}\right ) + \frac {d^{2} x^{8}}{8 b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.65, size = 148, normalized size = 1.44 \begin {gather*} \frac {3 \, b^{3} d^{2} x^{8} + 8 \, b^{3} c d x^{6} - 4 \, a b^{2} d^{2} x^{6} + 6 \, b^{3} c^{2} x^{4} - 12 \, a b^{2} c d x^{4} + 6 \, a^{2} b d^{2} x^{4} - 12 \, a b^{2} c^{2} x^{2} + 24 \, a^{2} b c d x^{2} - 12 \, a^{3} d^{2} x^{2}}{24 \, b^{4}} + \frac {{\left (a^{2} b^{2} c^{2} - 2 \, a^{3} b c d + a^{4} d^{2}\right )} \log \left ({\left | b x^{2} + a \right |}\right )}{2 \, b^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.06, size = 146, normalized size = 1.42 \begin {gather*} x^4\,\left (\frac {c^2}{4\,b}+\frac {a\,\left (\frac {a\,d^2}{b^2}-\frac {2\,c\,d}{b}\right )}{4\,b}\right )-x^6\,\left (\frac {a\,d^2}{6\,b^2}-\frac {c\,d}{3\,b}\right )+\frac {\ln \left (b\,x^2+a\right )\,\left (a^4\,d^2-2\,a^3\,b\,c\,d+a^2\,b^2\,c^2\right )}{2\,b^5}+\frac {d^2\,x^8}{8\,b}-\frac {a\,x^2\,\left (\frac {c^2}{b}+\frac {a\,\left (\frac {a\,d^2}{b^2}-\frac {2\,c\,d}{b}\right )}{b}\right )}{2\,b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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