Optimal. Leaf size=242 \[ \frac {3 b^3 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{128 x^4}+\frac {45 b^3 c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{256 x^2}+\frac {45}{256} b^3 c^4 \text {sech}^{-1}(c x)-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}-\frac {9 b^2 c^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^2}+\frac {3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}+\frac {9 b c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{32 x^2}+\frac {3}{32} c^4 \left (a+b \text {sech}^{-1}(c x)\right )^3-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4} \]
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Rubi [A]
time = 0.14, antiderivative size = 242, normalized size of antiderivative = 1.00, number of steps
used = 10, number of rules used = 6, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {6420, 5555,
3392, 32, 2715, 8} \begin {gather*} -\frac {9 b^2 c^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^2}-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}+\frac {3}{32} c^4 \left (a+b \text {sech}^{-1}(c x)\right )^3+\frac {9 b c^2 \sqrt {\frac {1-c x}{c x+1}} (c x+1) \left (a+b \text {sech}^{-1}(c x)\right )^2}{32 x^2}-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}+\frac {3 b \sqrt {\frac {1-c x}{c x+1}} (c x+1) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}+\frac {45}{256} b^3 c^4 \text {sech}^{-1}(c x)+\frac {45 b^3 c^2 \sqrt {\frac {1-c x}{c x+1}} (c x+1)}{256 x^2}+\frac {3 b^3 \sqrt {\frac {1-c x}{c x+1}} (c x+1)}{128 x^4} \end {gather*}
Antiderivative was successfully verified.
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Rule 8
Rule 32
Rule 2715
Rule 3392
Rule 5555
Rule 6420
Rubi steps
\begin {align*} \int \frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{x^5} \, dx &=-\left (c^4 \text {Subst}\left (\int (a+b x)^3 \cosh ^3(x) \sinh (x) \, dx,x,\text {sech}^{-1}(c x)\right )\right )\\ &=-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}+\frac {1}{4} \left (3 b c^4\right ) \text {Subst}\left (\int (a+b x)^2 \cosh ^4(x) \, dx,x,\text {sech}^{-1}(c x)\right )\\ &=-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}+\frac {3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}+\frac {1}{16} \left (9 b c^4\right ) \text {Subst}\left (\int (a+b x)^2 \cosh ^2(x) \, dx,x,\text {sech}^{-1}(c x)\right )+\frac {1}{32} \left (3 b^3 c^4\right ) \text {Subst}\left (\int \cosh ^4(x) \, dx,x,\text {sech}^{-1}(c x)\right )\\ &=\frac {3 b^3 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{128 x^4}-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}-\frac {9 b^2 c^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^2}+\frac {3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}+\frac {9 b c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{32 x^2}-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}+\frac {1}{32} \left (9 b c^4\right ) \text {Subst}\left (\int (a+b x)^2 \, dx,x,\text {sech}^{-1}(c x)\right )+\frac {1}{128} \left (9 b^3 c^4\right ) \text {Subst}\left (\int \cosh ^2(x) \, dx,x,\text {sech}^{-1}(c x)\right )+\frac {1}{32} \left (9 b^3 c^4\right ) \text {Subst}\left (\int \cosh ^2(x) \, dx,x,\text {sech}^{-1}(c x)\right )\\ &=\frac {3 b^3 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{128 x^4}+\frac {45 b^3 c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{256 x^2}-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}-\frac {9 b^2 c^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^2}+\frac {3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}+\frac {9 b c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{32 x^2}+\frac {3}{32} c^4 \left (a+b \text {sech}^{-1}(c x)\right )^3-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}+\frac {1}{256} \left (9 b^3 c^4\right ) \text {Subst}\left (\int 1 \, dx,x,\text {sech}^{-1}(c x)\right )+\frac {1}{64} \left (9 b^3 c^4\right ) \text {Subst}\left (\int 1 \, dx,x,\text {sech}^{-1}(c x)\right )\\ &=\frac {3 b^3 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{128 x^4}+\frac {45 b^3 c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x)}{256 x^2}+\frac {45}{256} b^3 c^4 \text {sech}^{-1}(c x)-\frac {3 b^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^4}-\frac {9 b^2 c^2 \left (a+b \text {sech}^{-1}(c x)\right )}{32 x^2}+\frac {3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{16 x^4}+\frac {9 b c^2 \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (a+b \text {sech}^{-1}(c x)\right )^2}{32 x^2}+\frac {3}{32} c^4 \left (a+b \text {sech}^{-1}(c x)\right )^3-\frac {\left (a+b \text {sech}^{-1}(c x)\right )^3}{4 x^4}\\ \end {align*}
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Mathematica [A]
time = 0.49, size = 332, normalized size = 1.37 \begin {gather*} \frac {-8 a \left (8 a^2+3 b^2\right )-72 a b^2 c^2 x^2+3 b \sqrt {\frac {1-c x}{1+c x}} (1+c x) \left (8 a^2 \left (2+3 c^2 x^2\right )+b^2 \left (2+15 c^2 x^2\right )\right )-24 b \left (8 a^2+b^2 \left (1+3 c^2 x^2\right )-2 a b \sqrt {\frac {1-c x}{1+c x}} \left (2+2 c x+3 c^2 x^2+3 c^3 x^3\right )\right ) \text {sech}^{-1}(c x)+24 b^2 \left (b \sqrt {\frac {1-c x}{1+c x}} \left (2+2 c x+3 c^2 x^2+3 c^3 x^3\right )+a \left (-8+3 c^4 x^4\right )\right ) \text {sech}^{-1}(c x)^2+8 b^3 \left (-8+3 c^4 x^4\right ) \text {sech}^{-1}(c x)^3-9 b \left (8 a^2+5 b^2\right ) c^4 x^4 \log (x)+9 b \left (8 a^2+5 b^2\right ) c^4 x^4 \log \left (1+\sqrt {\frac {1-c x}{1+c x}}+c x \sqrt {\frac {1-c x}{1+c x}}\right )}{256 x^4} \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(484\) vs.
\(2(216)=432\).
time = 0.36, size = 485, normalized size = 2.00
method | result | size |
derivativedivides | \(c^{4} \left (-\frac {a^{3}}{4 c^{4} x^{4}}+b^{3} \left (-\frac {\mathrm {arcsech}\left (c x \right )^{3}}{4 c^{4} x^{4}}+\frac {3 \mathrm {arcsech}\left (c x \right )^{2} \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{16 c^{3} x^{3}}+\frac {9 \mathrm {arcsech}\left (c x \right )^{2} \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{32 c x}+\frac {3 \mathrm {arcsech}\left (c x \right )^{3}}{32}-\frac {3 \,\mathrm {arcsech}\left (c x \right )}{32 c^{4} x^{4}}+\frac {3 \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{128 c^{3} x^{3}}+\frac {45 \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{256 c x}+\frac {45 \,\mathrm {arcsech}\left (c x \right )}{256}-\frac {9 \,\mathrm {arcsech}\left (c x \right )}{32 c^{2} x^{2}}\right )+3 a \,b^{2} \left (-\frac {\mathrm {arcsech}\left (c x \right )^{2}}{4 c^{4} x^{4}}+\frac {\mathrm {arcsech}\left (c x \right ) \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{8 c^{3} x^{3}}+\frac {3 \,\mathrm {arcsech}\left (c x \right ) \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{16 c x}+\frac {3 \mathrm {arcsech}\left (c x \right )^{2}}{32}-\frac {1}{32 c^{4} x^{4}}-\frac {3}{32 c^{2} x^{2}}\right )+3 a^{2} b \left (-\frac {\mathrm {arcsech}\left (c x \right )}{4 c^{4} x^{4}}+\frac {\sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}\, \left (3 \arctanh \left (\frac {1}{\sqrt {-c^{2} x^{2}+1}}\right ) c^{4} x^{4}+3 \sqrt {-c^{2} x^{2}+1}\, c^{2} x^{2}+2 \sqrt {-c^{2} x^{2}+1}\right )}{32 c^{3} x^{3} \sqrt {-c^{2} x^{2}+1}}\right )\right )\) | \(485\) |
default | \(c^{4} \left (-\frac {a^{3}}{4 c^{4} x^{4}}+b^{3} \left (-\frac {\mathrm {arcsech}\left (c x \right )^{3}}{4 c^{4} x^{4}}+\frac {3 \mathrm {arcsech}\left (c x \right )^{2} \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{16 c^{3} x^{3}}+\frac {9 \mathrm {arcsech}\left (c x \right )^{2} \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{32 c x}+\frac {3 \mathrm {arcsech}\left (c x \right )^{3}}{32}-\frac {3 \,\mathrm {arcsech}\left (c x \right )}{32 c^{4} x^{4}}+\frac {3 \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{128 c^{3} x^{3}}+\frac {45 \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{256 c x}+\frac {45 \,\mathrm {arcsech}\left (c x \right )}{256}-\frac {9 \,\mathrm {arcsech}\left (c x \right )}{32 c^{2} x^{2}}\right )+3 a \,b^{2} \left (-\frac {\mathrm {arcsech}\left (c x \right )^{2}}{4 c^{4} x^{4}}+\frac {\mathrm {arcsech}\left (c x \right ) \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{8 c^{3} x^{3}}+\frac {3 \,\mathrm {arcsech}\left (c x \right ) \sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}}{16 c x}+\frac {3 \mathrm {arcsech}\left (c x \right )^{2}}{32}-\frac {1}{32 c^{4} x^{4}}-\frac {3}{32 c^{2} x^{2}}\right )+3 a^{2} b \left (-\frac {\mathrm {arcsech}\left (c x \right )}{4 c^{4} x^{4}}+\frac {\sqrt {-\frac {c x -1}{c x}}\, \sqrt {\frac {c x +1}{c x}}\, \left (3 \arctanh \left (\frac {1}{\sqrt {-c^{2} x^{2}+1}}\right ) c^{4} x^{4}+3 \sqrt {-c^{2} x^{2}+1}\, c^{2} x^{2}+2 \sqrt {-c^{2} x^{2}+1}\right )}{32 c^{3} x^{3} \sqrt {-c^{2} x^{2}+1}}\right )\right )\) | \(485\) |
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*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 351, normalized size = 1.45 \begin {gather*} -\frac {72 \, a b^{2} c^{2} x^{2} - 8 \, {\left (3 \, b^{3} c^{4} x^{4} - 8 \, b^{3}\right )} \log \left (\frac {c x \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}} + 1}{c x}\right )^{3} + 64 \, a^{3} + 24 \, a b^{2} - 24 \, {\left (3 \, a b^{2} c^{4} x^{4} - 8 \, a b^{2} + {\left (3 \, b^{3} c^{3} x^{3} + 2 \, b^{3} c x\right )} \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}}\right )} \log \left (\frac {c x \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}} + 1}{c x}\right )^{2} - 3 \, {\left (3 \, {\left (8 \, a^{2} b + 5 \, b^{3}\right )} c^{4} x^{4} - 24 \, b^{3} c^{2} x^{2} - 64 \, a^{2} b - 8 \, b^{3} + 16 \, {\left (3 \, a b^{2} c^{3} x^{3} + 2 \, a b^{2} c x\right )} \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}}\right )} \log \left (\frac {c x \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}} + 1}{c x}\right ) - 3 \, {\left (3 \, {\left (8 \, a^{2} b + 5 \, b^{3}\right )} c^{3} x^{3} + 2 \, {\left (8 \, a^{2} b + b^{3}\right )} c x\right )} \sqrt {-\frac {c^{2} x^{2} - 1}{c^{2} x^{2}}}}{256 \, x^{4}} \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 {\left (a + b \operatorname {asech}{\left (c x \right )}\right )^{3}}{x^{5}}\, dx \end {gather*}
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 \begin {gather*} \text {could not integrate} \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 = -0.00 \begin {gather*} \int \frac {{\left (a+b\,\mathrm {acosh}\left (\frac {1}{c\,x}\right )\right )}^3}{x^5} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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