Optimal. Leaf size=298 \[ -\frac {2 x \sqrt {\text {ArcCos}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\text {ArcCos}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\text {ArcCos}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \text {ArcCos}(a x)^{5/2}+\frac {15 \sqrt {\frac {\pi }{2}} \text {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{32 a^5}+\frac {\sqrt {\frac {\pi }{6}} \text {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{60 a^5}+\frac {\sqrt {\frac {3 \pi }{2}} \text {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{320 a^5}+\frac {3 \sqrt {\frac {\pi }{10}} \text {FresnelC}\left (\sqrt {\frac {10}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{1600 a^5} \]
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Rubi [A]
time = 0.53, antiderivative size = 298, normalized size of antiderivative = 1.00, number of steps
used = 26, number of rules used = 8, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.667, Rules used = {4726, 4796,
4768, 4716, 4810, 3385, 3433, 3393} \begin {gather*} \frac {15 \sqrt {\frac {\pi }{2}} \text {FresnelC}\left (\sqrt {\frac {2}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{32 a^5}+\frac {\sqrt {\frac {3 \pi }{2}} \text {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{320 a^5}+\frac {\sqrt {\frac {\pi }{6}} \text {FresnelC}\left (\sqrt {\frac {6}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{60 a^5}+\frac {3 \sqrt {\frac {\pi }{10}} \text {FresnelC}\left (\sqrt {\frac {10}{\pi }} \sqrt {\text {ArcCos}(a x)}\right )}{1600 a^5}-\frac {2 x \sqrt {\text {ArcCos}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\text {ArcCos}(a x)}}{15 a^2}-\frac {x^4 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{10 a}-\frac {4 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \text {ArcCos}(a x)^{3/2}}{15 a^3}+\frac {1}{5} x^5 \text {ArcCos}(a x)^{5/2}-\frac {3}{100} x^5 \sqrt {\text {ArcCos}(a x)} \end {gather*}
Antiderivative was successfully verified.
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Rule 3385
Rule 3393
Rule 3433
Rule 4716
Rule 4726
Rule 4768
Rule 4796
Rule 4810
Rubi steps
\begin {align*} \int x^4 \cos ^{-1}(a x)^{5/2} \, dx &=\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {1}{2} a \int \frac {x^5 \cos ^{-1}(a x)^{3/2}}{\sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}-\frac {3}{20} \int x^4 \sqrt {\cos ^{-1}(a x)} \, dx+\frac {2 \int \frac {x^3 \cos ^{-1}(a x)^{3/2}}{\sqrt {1-a^2 x^2}} \, dx}{5 a}\\ &=-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {4 \int \frac {x \cos ^{-1}(a x)^{3/2}}{\sqrt {1-a^2 x^2}} \, dx}{15 a^3}-\frac {\int x^2 \sqrt {\cos ^{-1}(a x)} \, dx}{5 a^2}-\frac {1}{200} (3 a) \int \frac {x^5}{\sqrt {1-a^2 x^2} \sqrt {\cos ^{-1}(a x)}} \, dx\\ &=-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {3 \text {Subst}\left (\int \frac {\cos ^5(x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{200 a^5}-\frac {2 \int \sqrt {\cos ^{-1}(a x)} \, dx}{5 a^4}-\frac {\int \frac {x^3}{\sqrt {1-a^2 x^2} \sqrt {\cos ^{-1}(a x)}} \, dx}{30 a}\\ &=-\frac {2 x \sqrt {\cos ^{-1}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {3 \text {Subst}\left (\int \left (\frac {5 \cos (x)}{8 \sqrt {x}}+\frac {5 \cos (3 x)}{16 \sqrt {x}}+\frac {\cos (5 x)}{16 \sqrt {x}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{200 a^5}+\frac {\text {Subst}\left (\int \frac {\cos ^3(x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{30 a^5}-\frac {\int \frac {x}{\sqrt {1-a^2 x^2} \sqrt {\cos ^{-1}(a x)}} \, dx}{5 a^3}\\ &=-\frac {2 x \sqrt {\cos ^{-1}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {3 \text {Subst}\left (\int \frac {\cos (5 x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{3200 a^5}+\frac {3 \text {Subst}\left (\int \frac {\cos (3 x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{640 a^5}+\frac {3 \text {Subst}\left (\int \frac {\cos (x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{320 a^5}+\frac {\text {Subst}\left (\int \left (\frac {3 \cos (x)}{4 \sqrt {x}}+\frac {\cos (3 x)}{4 \sqrt {x}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{30 a^5}+\frac {\text {Subst}\left (\int \frac {\cos (x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{5 a^5}\\ &=-\frac {2 x \sqrt {\cos ^{-1}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {3 \text {Subst}\left (\int \cos \left (5 x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{1600 a^5}+\frac {\text {Subst}\left (\int \frac {\cos (3 x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{120 a^5}+\frac {3 \text {Subst}\left (\int \cos \left (3 x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{320 a^5}+\frac {3 \text {Subst}\left (\int \cos \left (x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{160 a^5}+\frac {\text {Subst}\left (\int \frac {\cos (x)}{\sqrt {x}} \, dx,x,\cos ^{-1}(a x)\right )}{40 a^5}+\frac {2 \text {Subst}\left (\int \cos \left (x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{5 a^5}\\ &=-\frac {2 x \sqrt {\cos ^{-1}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {3 \sqrt {\frac {\pi }{2}} C\left (\sqrt {\frac {2}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{160 a^5}+\frac {\sqrt {2 \pi } C\left (\sqrt {\frac {2}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{5 a^5}+\frac {\sqrt {\frac {3 \pi }{2}} C\left (\sqrt {\frac {6}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{320 a^5}+\frac {3 \sqrt {\frac {\pi }{10}} C\left (\sqrt {\frac {10}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{1600 a^5}+\frac {\text {Subst}\left (\int \cos \left (3 x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{60 a^5}+\frac {\text {Subst}\left (\int \cos \left (x^2\right ) \, dx,x,\sqrt {\cos ^{-1}(a x)}\right )}{20 a^5}\\ &=-\frac {2 x \sqrt {\cos ^{-1}(a x)}}{5 a^4}-\frac {x^3 \sqrt {\cos ^{-1}(a x)}}{15 a^2}-\frac {3}{100} x^5 \sqrt {\cos ^{-1}(a x)}-\frac {4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^5}-\frac {2 x^2 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{15 a^3}-\frac {x^4 \sqrt {1-a^2 x^2} \cos ^{-1}(a x)^{3/2}}{10 a}+\frac {1}{5} x^5 \cos ^{-1}(a x)^{5/2}+\frac {11 \sqrt {\frac {\pi }{2}} C\left (\sqrt {\frac {2}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{160 a^5}+\frac {\sqrt {2 \pi } C\left (\sqrt {\frac {2}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{5 a^5}+\frac {\sqrt {\frac {\pi }{6}} C\left (\sqrt {\frac {6}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{60 a^5}+\frac {\sqrt {\frac {3 \pi }{2}} C\left (\sqrt {\frac {6}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{320 a^5}+\frac {3 \sqrt {\frac {\pi }{10}} C\left (\sqrt {\frac {10}{\pi }} \sqrt {\cos ^{-1}(a x)}\right )}{1600 a^5}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 0.14, size = 212, normalized size = 0.71 \begin {gather*} -\frac {33750 \sqrt {i \text {ArcCos}(a x)} \sqrt {\text {ArcCos}(a x)^2} \text {Gamma}\left (\frac {7}{2},-i \text {ArcCos}(a x)\right )+33750 \sqrt {-i \text {ArcCos}(a x)} \sqrt {\text {ArcCos}(a x)^2} \text {Gamma}\left (\frac {7}{2},i \text {ArcCos}(a x)\right )-625 \sqrt {3} (-i \text {ArcCos}(a x))^{3/2} \text {Gamma}\left (\frac {7}{2},-3 i \text {ArcCos}(a x)\right )-625 \sqrt {3} (i \text {ArcCos}(a x))^{3/2} \text {Gamma}\left (\frac {7}{2},3 i \text {ArcCos}(a x)\right )-27 \sqrt {5} (-i \text {ArcCos}(a x))^{3/2} \text {Gamma}\left (\frac {7}{2},-5 i \text {ArcCos}(a x)\right )-27 \sqrt {5} (i \text {ArcCos}(a x))^{3/2} \text {Gamma}\left (\frac {7}{2},5 i \text {ArcCos}(a x)\right )}{540000 a^5 \text {ArcCos}(a x)^{3/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.31, size = 233, normalized size = 0.78
method | result | size |
default | \(\frac {18000 a x \arccos \left (a x \right )^{3}+9000 \arccos \left (a x \right )^{3} \cos \left (3 \arccos \left (a x \right )\right )+1800 \arccos \left (a x \right )^{3} \cos \left (5 \arccos \left (a x \right )\right )+27 \sqrt {5}\, \sqrt {2}\, \sqrt {\arccos \left (a x \right )}\, \sqrt {\pi }\, \FresnelC \left (\frac {\sqrt {2}\, \sqrt {5}\, \sqrt {\arccos \left (a x \right )}}{\sqrt {\pi }}\right )+625 \sqrt {3}\, \sqrt {2}\, \sqrt {\arccos \left (a x \right )}\, \sqrt {\pi }\, \FresnelC \left (\frac {\sqrt {2}\, \sqrt {3}\, \sqrt {\arccos \left (a x \right )}}{\sqrt {\pi }}\right )-45000 \arccos \left (a x \right )^{2} \sqrt {-a^{2} x^{2}+1}-7500 \arccos \left (a x \right )^{2} \sin \left (3 \arccos \left (a x \right )\right )-900 \arccos \left (a x \right )^{2} \sin \left (5 \arccos \left (a x \right )\right )+33750 \FresnelC \left (\frac {\sqrt {2}\, \sqrt {\arccos \left (a x \right )}}{\sqrt {\pi }}\right ) \sqrt {2}\, \sqrt {\arccos \left (a x \right )}\, \sqrt {\pi }-67500 a x \arccos \left (a x \right )-3750 \arccos \left (a x \right ) \cos \left (3 \arccos \left (a x \right )\right )-270 \arccos \left (a x \right ) \cos \left (5 \arccos \left (a x \right )\right )}{144000 a^{5} \sqrt {\arccos \left (a x \right )}}\) | \(233\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: RuntimeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: SystemError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [C] Result contains complex when optimal does not.
time = 0.50, size = 463, normalized size = 1.55 \begin {gather*} \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (5 i \, \arccos \left (a x\right )\right )}}{160 \, a^{5}} + \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (3 i \, \arccos \left (a x\right )\right )}}{32 \, a^{5}} + \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (i \, \arccos \left (a x\right )\right )}}{16 \, a^{5}} + \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (-i \, \arccos \left (a x\right )\right )}}{16 \, a^{5}} + \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (-3 i \, \arccos \left (a x\right )\right )}}{32 \, a^{5}} + \frac {\arccos \left (a x\right )^{\frac {5}{2}} e^{\left (-5 i \, \arccos \left (a x\right )\right )}}{160 \, a^{5}} + \frac {i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (5 i \, \arccos \left (a x\right )\right )}}{320 \, a^{5}} + \frac {5 i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (3 i \, \arccos \left (a x\right )\right )}}{192 \, a^{5}} + \frac {5 i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (i \, \arccos \left (a x\right )\right )}}{32 \, a^{5}} - \frac {5 i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (-i \, \arccos \left (a x\right )\right )}}{32 \, a^{5}} - \frac {5 i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (-3 i \, \arccos \left (a x\right )\right )}}{192 \, a^{5}} - \frac {i \, \arccos \left (a x\right )^{\frac {3}{2}} e^{\left (-5 i \, \arccos \left (a x\right )\right )}}{320 \, a^{5}} - \frac {\left (3 i + 3\right ) \, \sqrt {10} \sqrt {\pi } \operatorname {erf}\left (\left (\frac {1}{2} i - \frac {1}{2}\right ) \, \sqrt {10} \sqrt {\arccos \left (a x\right )}\right )}{64000 \, a^{5}} + \frac {\left (3 i - 3\right ) \, \sqrt {10} \sqrt {\pi } \operatorname {erf}\left (-\left (\frac {1}{2} i + \frac {1}{2}\right ) \, \sqrt {10} \sqrt {\arccos \left (a x\right )}\right )}{64000 \, a^{5}} - \frac {\left (5 i + 5\right ) \, \sqrt {6} \sqrt {\pi } \operatorname {erf}\left (\left (\frac {1}{2} i - \frac {1}{2}\right ) \, \sqrt {6} \sqrt {\arccos \left (a x\right )}\right )}{4608 \, a^{5}} + \frac {\left (5 i - 5\right ) \, \sqrt {6} \sqrt {\pi } \operatorname {erf}\left (-\left (\frac {1}{2} i + \frac {1}{2}\right ) \, \sqrt {6} \sqrt {\arccos \left (a x\right )}\right )}{4608 \, a^{5}} - \frac {\left (15 i + 15\right ) \, \sqrt {2} \sqrt {\pi } \operatorname {erf}\left (\left (\frac {1}{2} i - \frac {1}{2}\right ) \, \sqrt {2} \sqrt {\arccos \left (a x\right )}\right )}{256 \, a^{5}} + \frac {\left (15 i - 15\right ) \, \sqrt {2} \sqrt {\pi } \operatorname {erf}\left (-\left (\frac {1}{2} i + \frac {1}{2}\right ) \, \sqrt {2} \sqrt {\arccos \left (a x\right )}\right )}{256 \, a^{5}} - \frac {3 \, \sqrt {\arccos \left (a x\right )} e^{\left (5 i \, \arccos \left (a x\right )\right )}}{3200 \, a^{5}} - \frac {5 \, \sqrt {\arccos \left (a x\right )} e^{\left (3 i \, \arccos \left (a x\right )\right )}}{384 \, a^{5}} - \frac {15 \, \sqrt {\arccos \left (a x\right )} e^{\left (i \, \arccos \left (a x\right )\right )}}{64 \, a^{5}} - \frac {15 \, \sqrt {\arccos \left (a x\right )} e^{\left (-i \, \arccos \left (a x\right )\right )}}{64 \, a^{5}} - \frac {5 \, \sqrt {\arccos \left (a x\right )} e^{\left (-3 i \, \arccos \left (a x\right )\right )}}{384 \, a^{5}} - \frac {3 \, \sqrt {\arccos \left (a x\right )} e^{\left (-5 i \, \arccos \left (a x\right )\right )}}{3200 \, a^{5}} \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 x^4\,{\mathrm {acos}\left (a\,x\right )}^{5/2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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