Optimal. Leaf size=153 \[ -\frac {105 a^4 \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt [3]{x}}{\sqrt {a x+b x^{2/3}}}\right )}{64 b^{9/2}}+\frac {105 a^3 \sqrt {a x+b x^{2/3}}}{64 b^4 x^{2/3}}-\frac {35 a^2 \sqrt {a x+b x^{2/3}}}{32 b^3 x}+\frac {7 a \sqrt {a x+b x^{2/3}}}{8 b^2 x^{4/3}}-\frac {3 \sqrt {a x+b x^{2/3}}}{4 b x^{5/3}} \]
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Rubi [A] time = 0.24, antiderivative size = 153, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.158, Rules used = {2025, 2029, 206} \begin {gather*} \frac {105 a^3 \sqrt {a x+b x^{2/3}}}{64 b^4 x^{2/3}}-\frac {35 a^2 \sqrt {a x+b x^{2/3}}}{32 b^3 x}-\frac {105 a^4 \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt [3]{x}}{\sqrt {a x+b x^{2/3}}}\right )}{64 b^{9/2}}+\frac {7 a \sqrt {a x+b x^{2/3}}}{8 b^2 x^{4/3}}-\frac {3 \sqrt {a x+b x^{2/3}}}{4 b x^{5/3}} \end {gather*}
Antiderivative was successfully verified.
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Rule 206
Rule 2025
Rule 2029
Rubi steps
\begin {align*} \int \frac {1}{x^2 \sqrt {b x^{2/3}+a x}} \, dx &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}-\frac {(7 a) \int \frac {1}{x^{5/3} \sqrt {b x^{2/3}+a x}} \, dx}{8 b}\\ &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}+\frac {7 a \sqrt {b x^{2/3}+a x}}{8 b^2 x^{4/3}}+\frac {\left (35 a^2\right ) \int \frac {1}{x^{4/3} \sqrt {b x^{2/3}+a x}} \, dx}{48 b^2}\\ &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}+\frac {7 a \sqrt {b x^{2/3}+a x}}{8 b^2 x^{4/3}}-\frac {35 a^2 \sqrt {b x^{2/3}+a x}}{32 b^3 x}-\frac {\left (35 a^3\right ) \int \frac {1}{x \sqrt {b x^{2/3}+a x}} \, dx}{64 b^3}\\ &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}+\frac {7 a \sqrt {b x^{2/3}+a x}}{8 b^2 x^{4/3}}-\frac {35 a^2 \sqrt {b x^{2/3}+a x}}{32 b^3 x}+\frac {105 a^3 \sqrt {b x^{2/3}+a x}}{64 b^4 x^{2/3}}+\frac {\left (35 a^4\right ) \int \frac {1}{x^{2/3} \sqrt {b x^{2/3}+a x}} \, dx}{128 b^4}\\ &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}+\frac {7 a \sqrt {b x^{2/3}+a x}}{8 b^2 x^{4/3}}-\frac {35 a^2 \sqrt {b x^{2/3}+a x}}{32 b^3 x}+\frac {105 a^3 \sqrt {b x^{2/3}+a x}}{64 b^4 x^{2/3}}-\frac {\left (105 a^4\right ) \operatorname {Subst}\left (\int \frac {1}{1-b x^2} \, dx,x,\frac {\sqrt [3]{x}}{\sqrt {b x^{2/3}+a x}}\right )}{64 b^4}\\ &=-\frac {3 \sqrt {b x^{2/3}+a x}}{4 b x^{5/3}}+\frac {7 a \sqrt {b x^{2/3}+a x}}{8 b^2 x^{4/3}}-\frac {35 a^2 \sqrt {b x^{2/3}+a x}}{32 b^3 x}+\frac {105 a^3 \sqrt {b x^{2/3}+a x}}{64 b^4 x^{2/3}}-\frac {105 a^4 \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt [3]{x}}{\sqrt {b x^{2/3}+a x}}\right )}{64 b^{9/2}}\\ \end {align*}
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Mathematica [C] time = 0.06, size = 48, normalized size = 0.31 \begin {gather*} -\frac {6 a^4 \sqrt {a x+b x^{2/3}} \, _2F_1\left (\frac {1}{2},5;\frac {3}{2};\frac {\sqrt [3]{x} a}{b}+1\right )}{b^5 \sqrt [3]{x}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.21, size = 101, normalized size = 0.66 \begin {gather*} \frac {\sqrt {a x+b x^{2/3}} \left (105 a^3 x-70 a^2 b x^{2/3}+56 a b^2 \sqrt [3]{x}-48 b^3\right )}{64 b^4 x^{5/3}}-\frac {105 a^4 \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt [3]{x}}{\sqrt {a x+b x^{2/3}}}\right )}{64 b^{9/2}} \end {gather*}
Antiderivative was successfully verified.
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fricas [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.26, size = 109, normalized size = 0.71 \begin {gather*} \frac {\frac {105 \, a^{5} \arctan \left (\frac {\sqrt {a x^{\frac {1}{3}} + b}}{\sqrt {-b}}\right )}{\sqrt {-b} b^{4}} + \frac {105 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {7}{2}} a^{5} - 385 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {5}{2}} a^{5} b + 511 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {3}{2}} a^{5} b^{2} - 279 \, \sqrt {a x^{\frac {1}{3}} + b} a^{5} b^{3}}{a^{4} b^{4} x^{\frac {4}{3}}}}{64 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 126, normalized size = 0.82 \begin {gather*} -\frac {\sqrt {a \,x^{\frac {1}{3}}+b}\, \left (105 a^{4} b \,x^{\frac {7}{3}} \arctanh \left (\frac {\sqrt {a \,x^{\frac {1}{3}}+b}}{\sqrt {b}}\right )-105 \sqrt {a \,x^{\frac {1}{3}}+b}\, a^{3} b^{\frac {3}{2}} x^{2}+70 \sqrt {a \,x^{\frac {1}{3}}+b}\, a^{2} b^{\frac {5}{2}} x^{\frac {5}{3}}-56 \sqrt {a \,x^{\frac {1}{3}}+b}\, a \,b^{\frac {7}{2}} x^{\frac {4}{3}}+48 \sqrt {a \,x^{\frac {1}{3}}+b}\, b^{\frac {9}{2}} x \right )}{64 \sqrt {a x +b \,x^{\frac {2}{3}}}\, b^{\frac {11}{2}} x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{\sqrt {a x + b x^{\frac {2}{3}}} x^{2}}\,{d x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {1}{x^2\,\sqrt {a\,x+b\,x^{2/3}}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {1}{x^{2} \sqrt {a x + b x^{\frac {2}{3}}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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