Optimal. Leaf size=68 \[ -\frac {2 (a+b x)^{3/2}}{7 a x^{7/2}}+\frac {8 b (a+b x)^{3/2}}{35 a^2 x^{5/2}}-\frac {16 b^2 (a+b x)^{3/2}}{105 a^3 x^{3/2}} \]
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Rubi [A]
time = 0.01, antiderivative size = 68, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {47, 37}
\begin {gather*} -\frac {16 b^2 (a+b x)^{3/2}}{105 a^3 x^{3/2}}+\frac {8 b (a+b x)^{3/2}}{35 a^2 x^{5/2}}-\frac {2 (a+b x)^{3/2}}{7 a x^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rule 47
Rubi steps
\begin {align*} \int \frac {\sqrt {a+b x}}{x^{9/2}} \, dx &=-\frac {2 (a+b x)^{3/2}}{7 a x^{7/2}}-\frac {(4 b) \int \frac {\sqrt {a+b x}}{x^{7/2}} \, dx}{7 a}\\ &=-\frac {2 (a+b x)^{3/2}}{7 a x^{7/2}}+\frac {8 b (a+b x)^{3/2}}{35 a^2 x^{5/2}}+\frac {\left (8 b^2\right ) \int \frac {\sqrt {a+b x}}{x^{5/2}} \, dx}{35 a^2}\\ &=-\frac {2 (a+b x)^{3/2}}{7 a x^{7/2}}+\frac {8 b (a+b x)^{3/2}}{35 a^2 x^{5/2}}-\frac {16 b^2 (a+b x)^{3/2}}{105 a^3 x^{3/2}}\\ \end {align*}
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Mathematica [A]
time = 0.07, size = 51, normalized size = 0.75 \begin {gather*} -\frac {2 \sqrt {a+b x} \left (15 a^3+3 a^2 b x-4 a b^2 x^2+8 b^3 x^3\right )}{105 a^3 x^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 11.73, size = 95, normalized size = 1.40 \begin {gather*} \frac {2 \sqrt {b} \left (-15 a^5-33 a^4 b x-17 a^3 b^2 x^2-3 a^2 b^3 x^3-12 a b^4 x^4-8 b^5 x^5\right ) \sqrt {\frac {a+b x}{b x}}}{105 a^3 x^3 \left (a^2+2 a b x+b^2 x^2\right )} \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 0.11, size = 93, normalized size = 1.37
method | result | size |
gosper | \(-\frac {2 \left (b x +a \right )^{\frac {3}{2}} \left (8 x^{2} b^{2}-12 a b x +15 a^{2}\right )}{105 x^{\frac {7}{2}} a^{3}}\) | \(35\) |
risch | \(-\frac {2 \sqrt {b x +a}\, \left (8 b^{3} x^{3}-4 a \,b^{2} x^{2}+3 a^{2} b x +15 a^{3}\right )}{105 x^{\frac {7}{2}} a^{3}}\) | \(46\) |
default | \(-\frac {\sqrt {b x +a}}{3 x^{\frac {7}{2}}}-\frac {a \left (-\frac {2 \sqrt {b x +a}}{7 a \,x^{\frac {7}{2}}}-\frac {6 b \left (-\frac {2 \sqrt {b x +a}}{5 a \,x^{\frac {5}{2}}}-\frac {4 b \left (-\frac {2 \sqrt {b x +a}}{3 a \,x^{\frac {3}{2}}}+\frac {4 b \sqrt {b x +a}}{3 a^{2} \sqrt {x}}\right )}{5 a}\right )}{7 a}\right )}{6}\) | \(93\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 46, normalized size = 0.68 \begin {gather*} -\frac {2 \, {\left (\frac {35 \, {\left (b x + a\right )}^{\frac {3}{2}} b^{2}}{x^{\frac {3}{2}}} - \frac {42 \, {\left (b x + a\right )}^{\frac {5}{2}} b}{x^{\frac {5}{2}}} + \frac {15 \, {\left (b x + a\right )}^{\frac {7}{2}}}{x^{\frac {7}{2}}}\right )}}{105 \, a^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.30, size = 45, normalized size = 0.66 \begin {gather*} -\frac {2 \, {\left (8 \, b^{3} x^{3} - 4 \, a b^{2} x^{2} + 3 \, a^{2} b x + 15 \, a^{3}\right )} \sqrt {b x + a}}{105 \, a^{3} x^{\frac {7}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 347 vs.
\(2 (63) = 126\).
time = 9.62, size = 347, normalized size = 5.10 \begin {gather*} - \frac {30 a^{5} b^{\frac {9}{2}} \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} - \frac {66 a^{4} b^{\frac {11}{2}} x \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} - \frac {34 a^{3} b^{\frac {13}{2}} x^{2} \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} - \frac {6 a^{2} b^{\frac {15}{2}} x^{3} \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} - \frac {24 a b^{\frac {17}{2}} x^{4} \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} - \frac {16 b^{\frac {19}{2}} x^{5} \sqrt {\frac {a}{b x} + 1}}{105 a^{5} b^{4} x^{3} + 210 a^{4} b^{5} x^{4} + 105 a^{3} b^{6} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.01, size = 149, normalized size = 2.19 \begin {gather*} \frac {2 b^{2} \left (\left (-\frac {\frac {1}{3675}\cdot 280 b^{7} \sqrt {a+b x} \sqrt {a+b x}}{a^{3}}+\frac {\frac {1}{3675}\cdot 980 b^{7} a}{a^{3}}\right ) \sqrt {a+b x} \sqrt {a+b x}-\frac {\frac {1}{3675}\cdot 1225 b^{7} a^{2}}{a^{3}}\right ) \sqrt {a+b x} \sqrt {a+b x} \sqrt {a+b x} \sqrt {-a b+b \left (a+b x\right )}}{\left |b\right | b \left (-a b+b \left (a+b x\right )\right )^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.26, size = 43, normalized size = 0.63 \begin {gather*} -\frac {\sqrt {a+b\,x}\,\left (\frac {16\,b^3\,x^3}{105\,a^3}-\frac {8\,b^2\,x^2}{105\,a^2}+\frac {2\,b\,x}{35\,a}+\frac {2}{7}\right )}{x^{7/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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