Optimal. Leaf size=72 \[ -\frac {b^2 \left (a+b \sqrt [3]{x}\right )^{16}}{816 a^3 x^{16/3}}+\frac {b \left (a+b \sqrt [3]{x}\right )^{16}}{51 a^2 x^{17/3}}-\frac {\left (a+b \sqrt [3]{x}\right )^{16}}{6 a x^6} \]
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Rubi [A] time = 0.02, antiderivative size = 72, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {266, 45, 37} \[ -\frac {b^2 \left (a+b \sqrt [3]{x}\right )^{16}}{816 a^3 x^{16/3}}+\frac {b \left (a+b \sqrt [3]{x}\right )^{16}}{51 a^2 x^{17/3}}-\frac {\left (a+b \sqrt [3]{x}\right )^{16}}{6 a x^6} \]
Antiderivative was successfully verified.
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Rule 37
Rule 45
Rule 266
Rubi steps
\begin {align*} \int \frac {\left (a+b \sqrt [3]{x}\right )^{15}}{x^7} \, dx &=3 \operatorname {Subst}\left (\int \frac {(a+b x)^{15}}{x^{19}} \, dx,x,\sqrt [3]{x}\right )\\ &=-\frac {\left (a+b \sqrt [3]{x}\right )^{16}}{6 a x^6}-\frac {b \operatorname {Subst}\left (\int \frac {(a+b x)^{15}}{x^{18}} \, dx,x,\sqrt [3]{x}\right )}{3 a}\\ &=-\frac {\left (a+b \sqrt [3]{x}\right )^{16}}{6 a x^6}+\frac {b \left (a+b \sqrt [3]{x}\right )^{16}}{51 a^2 x^{17/3}}+\frac {b^2 \operatorname {Subst}\left (\int \frac {(a+b x)^{15}}{x^{17}} \, dx,x,\sqrt [3]{x}\right )}{51 a^2}\\ &=-\frac {\left (a+b \sqrt [3]{x}\right )^{16}}{6 a x^6}+\frac {b \left (a+b \sqrt [3]{x}\right )^{16}}{51 a^2 x^{17/3}}-\frac {b^2 \left (a+b \sqrt [3]{x}\right )^{16}}{816 a^3 x^{16/3}}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 45, normalized size = 0.62 \[ -\frac {\left (a+b \sqrt [3]{x}\right )^{16} \left (136 a^2-16 a b \sqrt [3]{x}+b^2 x^{2/3}\right )}{816 a^3 x^6} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.82, size = 169, normalized size = 2.35 \[ -\frac {816 \, b^{15} x^{5} + 185640 \, a^{3} b^{12} x^{4} + 1361360 \, a^{6} b^{9} x^{3} + 1021020 \, a^{9} b^{6} x^{2} + 74256 \, a^{12} b^{3} x + 136 \, a^{15} + 459 \, {\left (20 \, a b^{14} x^{4} + 1040 \, a^{4} b^{11} x^{3} + 3432 \, a^{7} b^{8} x^{2} + 1232 \, a^{10} b^{5} x + 35 \, a^{13} b^{2}\right )} x^{\frac {2}{3}} + 54 \, {\left (952 \, a^{2} b^{13} x^{4} + 17017 \, a^{5} b^{10} x^{3} + 26520 \, a^{8} b^{7} x^{2} + 4420 \, a^{11} b^{4} x + 40 \, a^{14} b\right )} x^{\frac {1}{3}}}{816 \, x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.18, size = 167, normalized size = 2.32 \[ -\frac {816 \, b^{15} x^{5} + 9180 \, a b^{14} x^{\frac {14}{3}} + 51408 \, a^{2} b^{13} x^{\frac {13}{3}} + 185640 \, a^{3} b^{12} x^{4} + 477360 \, a^{4} b^{11} x^{\frac {11}{3}} + 918918 \, a^{5} b^{10} x^{\frac {10}{3}} + 1361360 \, a^{6} b^{9} x^{3} + 1575288 \, a^{7} b^{8} x^{\frac {8}{3}} + 1432080 \, a^{8} b^{7} x^{\frac {7}{3}} + 1021020 \, a^{9} b^{6} x^{2} + 565488 \, a^{10} b^{5} x^{\frac {5}{3}} + 238680 \, a^{11} b^{4} x^{\frac {4}{3}} + 74256 \, a^{12} b^{3} x + 16065 \, a^{13} b^{2} x^{\frac {2}{3}} + 2160 \, a^{14} b x^{\frac {1}{3}} + 136 \, a^{15}}{816 \, x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.01, size = 168, normalized size = 2.33 \[ -\frac {b^{15}}{x}-\frac {45 a \,b^{14}}{4 x^{\frac {4}{3}}}-\frac {63 a^{2} b^{13}}{x^{\frac {5}{3}}}-\frac {455 a^{3} b^{12}}{2 x^{2}}-\frac {585 a^{4} b^{11}}{x^{\frac {7}{3}}}-\frac {9009 a^{5} b^{10}}{8 x^{\frac {8}{3}}}-\frac {5005 a^{6} b^{9}}{3 x^{3}}-\frac {3861 a^{7} b^{8}}{2 x^{\frac {10}{3}}}-\frac {1755 a^{8} b^{7}}{x^{\frac {11}{3}}}-\frac {5005 a^{9} b^{6}}{4 x^{4}}-\frac {693 a^{10} b^{5}}{x^{\frac {13}{3}}}-\frac {585 a^{11} b^{4}}{2 x^{\frac {14}{3}}}-\frac {91 a^{12} b^{3}}{x^{5}}-\frac {315 a^{13} b^{2}}{16 x^{\frac {16}{3}}}-\frac {45 a^{14} b}{17 x^{\frac {17}{3}}}-\frac {a^{15}}{6 x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 0.92, size = 167, normalized size = 2.32 \[ -\frac {816 \, b^{15} x^{5} + 9180 \, a b^{14} x^{\frac {14}{3}} + 51408 \, a^{2} b^{13} x^{\frac {13}{3}} + 185640 \, a^{3} b^{12} x^{4} + 477360 \, a^{4} b^{11} x^{\frac {11}{3}} + 918918 \, a^{5} b^{10} x^{\frac {10}{3}} + 1361360 \, a^{6} b^{9} x^{3} + 1575288 \, a^{7} b^{8} x^{\frac {8}{3}} + 1432080 \, a^{8} b^{7} x^{\frac {7}{3}} + 1021020 \, a^{9} b^{6} x^{2} + 565488 \, a^{10} b^{5} x^{\frac {5}{3}} + 238680 \, a^{11} b^{4} x^{\frac {4}{3}} + 74256 \, a^{12} b^{3} x + 16065 \, a^{13} b^{2} x^{\frac {2}{3}} + 2160 \, a^{14} b x^{\frac {1}{3}} + 136 \, a^{15}}{816 \, x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.19, size = 166, normalized size = 2.31 \[ -\frac {\frac {a^{15}}{6}+b^{15}\,x^5+91\,a^{12}\,b^3\,x+\frac {45\,a^{14}\,b\,x^{1/3}}{17}+\frac {45\,a\,b^{14}\,x^{14/3}}{4}+\frac {5005\,a^9\,b^6\,x^2}{4}+\frac {5005\,a^6\,b^9\,x^3}{3}+\frac {455\,a^3\,b^{12}\,x^4}{2}+\frac {315\,a^{13}\,b^2\,x^{2/3}}{16}+\frac {585\,a^{11}\,b^4\,x^{4/3}}{2}+693\,a^{10}\,b^5\,x^{5/3}+1755\,a^8\,b^7\,x^{7/3}+\frac {3861\,a^7\,b^8\,x^{8/3}}{2}+\frac {9009\,a^5\,b^{10}\,x^{10/3}}{8}+585\,a^4\,b^{11}\,x^{11/3}+63\,a^2\,b^{13}\,x^{13/3}}{x^6} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 10.49, size = 209, normalized size = 2.90 \[ - \frac {a^{15}}{6 x^{6}} - \frac {45 a^{14} b}{17 x^{\frac {17}{3}}} - \frac {315 a^{13} b^{2}}{16 x^{\frac {16}{3}}} - \frac {91 a^{12} b^{3}}{x^{5}} - \frac {585 a^{11} b^{4}}{2 x^{\frac {14}{3}}} - \frac {693 a^{10} b^{5}}{x^{\frac {13}{3}}} - \frac {5005 a^{9} b^{6}}{4 x^{4}} - \frac {1755 a^{8} b^{7}}{x^{\frac {11}{3}}} - \frac {3861 a^{7} b^{8}}{2 x^{\frac {10}{3}}} - \frac {5005 a^{6} b^{9}}{3 x^{3}} - \frac {9009 a^{5} b^{10}}{8 x^{\frac {8}{3}}} - \frac {585 a^{4} b^{11}}{x^{\frac {7}{3}}} - \frac {455 a^{3} b^{12}}{2 x^{2}} - \frac {63 a^{2} b^{13}}{x^{\frac {5}{3}}} - \frac {45 a b^{14}}{4 x^{\frac {4}{3}}} - \frac {b^{15}}{x} \]
Verification of antiderivative is not currently implemented for this CAS.
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