Optimal. Leaf size=43 \[ \frac {a^2 x^{m+1}}{m+1}+\frac {2 a b x^{m+3}}{m+3}+\frac {b^2 x^{m+5}}{m+5} \]
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Rubi [A] time = 0.02, antiderivative size = 43, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {270} \begin {gather*} \frac {a^2 x^{m+1}}{m+1}+\frac {2 a b x^{m+3}}{m+3}+\frac {b^2 x^{m+5}}{m+5} \end {gather*}
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin {align*} \int x^m \left (a+b x^2\right )^2 \, dx &=\int \left (a^2 x^m+2 a b x^{2+m}+b^2 x^{4+m}\right ) \, dx\\ &=\frac {a^2 x^{1+m}}{1+m}+\frac {2 a b x^{3+m}}{3+m}+\frac {b^2 x^{5+m}}{5+m}\\ \end {align*}
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Mathematica [A] time = 0.02, size = 40, normalized size = 0.93 \begin {gather*} x^{m+1} \left (\frac {a^2}{m+1}+\frac {2 a b x^2}{m+3}+\frac {b^2 x^4}{m+5}\right ) \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.02, size = 0, normalized size = 0.00 \begin {gather*} \int x^m \left (a+b x^2\right )^2 \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.93, size = 85, normalized size = 1.98 \begin {gather*} \frac {{\left ({\left (b^{2} m^{2} + 4 \, b^{2} m + 3 \, b^{2}\right )} x^{5} + 2 \, {\left (a b m^{2} + 6 \, a b m + 5 \, a b\right )} x^{3} + {\left (a^{2} m^{2} + 8 \, a^{2} m + 15 \, a^{2}\right )} x\right )} x^{m}}{m^{3} + 9 \, m^{2} + 23 \, m + 15} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.65, size = 117, normalized size = 2.72 \begin {gather*} \frac {b^{2} m^{2} x^{5} x^{m} + 4 \, b^{2} m x^{5} x^{m} + 2 \, a b m^{2} x^{3} x^{m} + 3 \, b^{2} x^{5} x^{m} + 12 \, a b m x^{3} x^{m} + a^{2} m^{2} x x^{m} + 10 \, a b x^{3} x^{m} + 8 \, a^{2} m x x^{m} + 15 \, a^{2} x x^{m}}{m^{3} + 9 \, m^{2} + 23 \, m + 15} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.01, size = 93, normalized size = 2.16 \begin {gather*} \frac {\left (b^{2} m^{2} x^{4}+4 b^{2} m \,x^{4}+2 a b \,m^{2} x^{2}+3 b^{2} x^{4}+12 a b m \,x^{2}+a^{2} m^{2}+10 a b \,x^{2}+8 a^{2} m +15 a^{2}\right ) x^{m +1}}{\left (m +5\right ) \left (m +3\right ) \left (m +1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.31, size = 43, normalized size = 1.00 \begin {gather*} \frac {b^{2} x^{m + 5}}{m + 5} + \frac {2 \, a b x^{m + 3}}{m + 3} + \frac {a^{2} x^{m + 1}}{m + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.75, size = 93, normalized size = 2.16 \begin {gather*} x^m\,\left (\frac {a^2\,x\,\left (m^2+8\,m+15\right )}{m^3+9\,m^2+23\,m+15}+\frac {b^2\,x^5\,\left (m^2+4\,m+3\right )}{m^3+9\,m^2+23\,m+15}+\frac {2\,a\,b\,x^3\,\left (m^2+6\,m+5\right )}{m^3+9\,m^2+23\,m+15}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.94, size = 306, normalized size = 7.12 \begin {gather*} \begin {cases} - \frac {a^{2}}{4 x^{4}} - \frac {a b}{x^{2}} + b^{2} \log {\relax (x )} & \text {for}\: m = -5 \\- \frac {a^{2}}{2 x^{2}} + 2 a b \log {\relax (x )} + \frac {b^{2} x^{2}}{2} & \text {for}\: m = -3 \\a^{2} \log {\relax (x )} + a b x^{2} + \frac {b^{2} x^{4}}{4} & \text {for}\: m = -1 \\\frac {a^{2} m^{2} x x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {8 a^{2} m x x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {15 a^{2} x x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {2 a b m^{2} x^{3} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {12 a b m x^{3} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {10 a b x^{3} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {b^{2} m^{2} x^{5} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {4 b^{2} m x^{5} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} + \frac {3 b^{2} x^{5} x^{m}}{m^{3} + 9 m^{2} + 23 m + 15} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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