Optimal. Leaf size=92 \[ \frac {128 b^3 \sqrt [4]{a+b x^4}}{195 a^4 x}-\frac {32 b^2 \sqrt [4]{a+b x^4}}{195 a^3 x^5}+\frac {4 b \sqrt [4]{a+b x^4}}{39 a^2 x^9}-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}} \]
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Rubi [A] time = 0.03, antiderivative size = 92, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {271, 264} \[ \frac {128 b^3 \sqrt [4]{a+b x^4}}{195 a^4 x}-\frac {32 b^2 \sqrt [4]{a+b x^4}}{195 a^3 x^5}+\frac {4 b \sqrt [4]{a+b x^4}}{39 a^2 x^9}-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}} \]
Antiderivative was successfully verified.
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Rule 264
Rule 271
Rubi steps
\begin {align*} \int \frac {1}{x^{14} \left (a+b x^4\right )^{3/4}} \, dx &=-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}}-\frac {(12 b) \int \frac {1}{x^{10} \left (a+b x^4\right )^{3/4}} \, dx}{13 a}\\ &=-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}}+\frac {4 b \sqrt [4]{a+b x^4}}{39 a^2 x^9}+\frac {\left (32 b^2\right ) \int \frac {1}{x^6 \left (a+b x^4\right )^{3/4}} \, dx}{39 a^2}\\ &=-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}}+\frac {4 b \sqrt [4]{a+b x^4}}{39 a^2 x^9}-\frac {32 b^2 \sqrt [4]{a+b x^4}}{195 a^3 x^5}-\frac {\left (128 b^3\right ) \int \frac {1}{x^2 \left (a+b x^4\right )^{3/4}} \, dx}{195 a^3}\\ &=-\frac {\sqrt [4]{a+b x^4}}{13 a x^{13}}+\frac {4 b \sqrt [4]{a+b x^4}}{39 a^2 x^9}-\frac {32 b^2 \sqrt [4]{a+b x^4}}{195 a^3 x^5}+\frac {128 b^3 \sqrt [4]{a+b x^4}}{195 a^4 x}\\ \end {align*}
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Mathematica [A] time = 0.03, size = 53, normalized size = 0.58 \[ \frac {\sqrt [4]{a+b x^4} \left (-15 a^3+20 a^2 b x^4-32 a b^2 x^8+128 b^3 x^{12}\right )}{195 a^4 x^{13}} \]
Antiderivative was successfully verified.
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fricas [A] time = 1.02, size = 49, normalized size = 0.53 \[ \frac {{\left (128 \, b^{3} x^{12} - 32 \, a b^{2} x^{8} + 20 \, a^{2} b x^{4} - 15 \, a^{3}\right )} {\left (b x^{4} + a\right )}^{\frac {1}{4}}}{195 \, a^{4} x^{13}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{{\left (b x^{4} + a\right )}^{\frac {3}{4}} x^{14}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 50, normalized size = 0.54 \[ -\frac {\left (b \,x^{4}+a \right )^{\frac {1}{4}} \left (-128 b^{3} x^{12}+32 a \,b^{2} x^{8}-20 a^{2} b \,x^{4}+15 a^{3}\right )}{195 a^{4} x^{13}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.36, size = 69, normalized size = 0.75 \[ \frac {\frac {195 \, {\left (b x^{4} + a\right )}^{\frac {1}{4}} b^{3}}{x} - \frac {117 \, {\left (b x^{4} + a\right )}^{\frac {5}{4}} b^{2}}{x^{5}} + \frac {65 \, {\left (b x^{4} + a\right )}^{\frac {9}{4}} b}{x^{9}} - \frac {15 \, {\left (b x^{4} + a\right )}^{\frac {13}{4}}}{x^{13}}}{195 \, a^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 1.36, size = 76, normalized size = 0.83 \[ \frac {4\,b\,{\left (b\,x^4+a\right )}^{1/4}}{39\,a^2\,x^9}-\frac {{\left (b\,x^4+a\right )}^{1/4}}{13\,a\,x^{13}}+\frac {128\,b^3\,{\left (b\,x^4+a\right )}^{1/4}}{195\,a^4\,x}-\frac {32\,b^2\,{\left (b\,x^4+a\right )}^{1/4}}{195\,a^3\,x^5} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 3.26, size = 692, normalized size = 7.52 \[ - \frac {45 a^{6} b^{\frac {37}{4}} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} - \frac {75 a^{5} b^{\frac {41}{4}} x^{4} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} - \frac {51 a^{4} b^{\frac {45}{4}} x^{8} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} + \frac {231 a^{3} b^{\frac {49}{4}} x^{12} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} + \frac {924 a^{2} b^{\frac {53}{4}} x^{16} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} + \frac {1056 a b^{\frac {57}{4}} x^{20} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} + \frac {384 b^{\frac {61}{4}} x^{24} \sqrt [4]{\frac {a}{b x^{4}} + 1} \Gamma \left (- \frac {13}{4}\right )}{256 a^{7} b^{9} x^{12} \Gamma \left (\frac {3}{4}\right ) + 768 a^{6} b^{10} x^{16} \Gamma \left (\frac {3}{4}\right ) + 768 a^{5} b^{11} x^{20} \Gamma \left (\frac {3}{4}\right ) + 256 a^{4} b^{12} x^{24} \Gamma \left (\frac {3}{4}\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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