Optimal. Leaf size=234 \[ -\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \sqrt {e x} \sqrt {c+d x^2}}{21 c d e^3}-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3}-\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \left (\sqrt {c}+\sqrt {d} x\right ) \sqrt {\frac {c+d x^2}{\left (\sqrt {c}+\sqrt {d} x\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{d} \sqrt {e x}}{\sqrt [4]{c} \sqrt {e}}\right )|\frac {1}{2}\right )}{21 \sqrt [4]{c} d^{5/4} e^{5/2} \sqrt {c+d x^2}} \]
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Rubi [A]
time = 0.14, antiderivative size = 234, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 5, integrand size = 28, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.179, Rules used = {473, 470, 285,
335, 226} \begin {gather*} -\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}-\frac {2 \left (\sqrt {c}+\sqrt {d} x\right ) \sqrt {\frac {c+d x^2}{\left (\sqrt {c}+\sqrt {d} x\right )^2}} \left (b^2 c^2-7 a d (a d+2 b c)\right ) F\left (2 \text {ArcTan}\left (\frac {\sqrt [4]{d} \sqrt {e x}}{\sqrt [4]{c} \sqrt {e}}\right )|\frac {1}{2}\right )}{21 \sqrt [4]{c} d^{5/4} e^{5/2} \sqrt {c+d x^2}}-\frac {2 \sqrt {e x} \sqrt {c+d x^2} \left (b^2 c^2-7 a d (a d+2 b c)\right )}{21 c d e^3}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 226
Rule 285
Rule 335
Rule 470
Rule 473
Rubi steps
\begin {align*} \int \frac {\left (a+b x^2\right )^2 \sqrt {c+d x^2}}{(e x)^{5/2}} \, dx &=-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 \int \frac {\left (\frac {3}{2} a (2 b c+a d)+\frac {3}{2} b^2 c x^2\right ) \sqrt {c+d x^2}}{\sqrt {e x}} \, dx}{3 c e^2}\\ &=-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3}-\frac {\left (b^2 c^2-7 a d (2 b c+a d)\right ) \int \frac {\sqrt {c+d x^2}}{\sqrt {e x}} \, dx}{7 c d e^2}\\ &=-\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \sqrt {e x} \sqrt {c+d x^2}}{21 c d e^3}-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3}-\frac {\left (2 \left (b^2 c^2-7 a d (2 b c+a d)\right )\right ) \int \frac {1}{\sqrt {e x} \sqrt {c+d x^2}} \, dx}{21 d e^2}\\ &=-\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \sqrt {e x} \sqrt {c+d x^2}}{21 c d e^3}-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3}-\frac {\left (4 \left (b^2 c^2-7 a d (2 b c+a d)\right )\right ) \text {Subst}\left (\int \frac {1}{\sqrt {c+\frac {d x^4}{e^2}}} \, dx,x,\sqrt {e x}\right )}{21 d e^3}\\ &=-\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \sqrt {e x} \sqrt {c+d x^2}}{21 c d e^3}-\frac {2 a^2 \left (c+d x^2\right )^{3/2}}{3 c e (e x)^{3/2}}+\frac {2 b^2 \sqrt {e x} \left (c+d x^2\right )^{3/2}}{7 d e^3}-\frac {2 \left (b^2 c^2-7 a d (2 b c+a d)\right ) \left (\sqrt {c}+\sqrt {d} x\right ) \sqrt {\frac {c+d x^2}{\left (\sqrt {c}+\sqrt {d} x\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{d} \sqrt {e x}}{\sqrt [4]{c} \sqrt {e}}\right )|\frac {1}{2}\right )}{21 \sqrt [4]{c} d^{5/4} e^{5/2} \sqrt {c+d x^2}}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 10.14, size = 171, normalized size = 0.73 \begin {gather*} \frac {x^{5/2} \left (\frac {2 \left (c+d x^2\right ) \left (-7 a^2 d+14 a b d x^2+b^2 x^2 \left (2 c+3 d x^2\right )\right )}{d x^{3/2}}+\frac {4 i \left (-b^2 c^2+14 a b c d+7 a^2 d^2\right ) \sqrt {1+\frac {c}{d x^2}} x F\left (\left .i \sinh ^{-1}\left (\frac {\sqrt {\frac {i \sqrt {c}}{\sqrt {d}}}}{\sqrt {x}}\right )\right |-1\right )}{\sqrt {\frac {i \sqrt {c}}{\sqrt {d}}} d}\right )}{21 (e x)^{5/2} \sqrt {c+d x^2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.12, size = 383, normalized size = 1.64
method | result | size |
risch | \(-\frac {2 \sqrt {d \,x^{2}+c}\, \left (-3 b^{2} d \,x^{4}-14 a b d \,x^{2}-2 b^{2} c \,x^{2}+7 a^{2} d \right )}{21 d x \,e^{2} \sqrt {e x}}+\frac {2 \left (7 a^{2} d^{2}+14 a b c d -b^{2} c^{2}\right ) \sqrt {-c d}\, \sqrt {\frac {\left (x +\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}\, \sqrt {-\frac {2 \left (x -\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}\, \sqrt {-\frac {x d}{\sqrt {-c d}}}\, \EllipticF \left (\sqrt {\frac {\left (x +\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}, \frac {\sqrt {2}}{2}\right ) \sqrt {e x \left (d \,x^{2}+c \right )}}{21 d^{2} \sqrt {d e \,x^{3}+c e x}\, e^{2} \sqrt {e x}\, \sqrt {d \,x^{2}+c}}\) | \(222\) |
elliptic | \(\frac {\sqrt {e x \left (d \,x^{2}+c \right )}\, \left (-\frac {2 a^{2} \sqrt {d e \,x^{3}+c e x}}{3 e^{3} x^{2}}+\frac {2 b^{2} x^{2} \sqrt {d e \,x^{3}+c e x}}{7 e^{3}}+\frac {2 \left (\frac {b \left (2 a d +b c \right )}{e^{2}}-\frac {5 b^{2} c}{7 e^{2}}\right ) \sqrt {d e \,x^{3}+c e x}}{3 d e}+\frac {\left (\frac {a \left (a d +2 b c \right )}{e^{2}}-\frac {d \,a^{2}}{3 e^{2}}-\frac {\left (\frac {b \left (2 a d +b c \right )}{e^{2}}-\frac {5 b^{2} c}{7 e^{2}}\right ) c}{3 d}\right ) \sqrt {-c d}\, \sqrt {\frac {\left (x +\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}\, \sqrt {-\frac {2 \left (x -\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}\, \sqrt {-\frac {x d}{\sqrt {-c d}}}\, \EllipticF \left (\sqrt {\frac {\left (x +\frac {\sqrt {-c d}}{d}\right ) d}{\sqrt {-c d}}}, \frac {\sqrt {2}}{2}\right )}{d \sqrt {d e \,x^{3}+c e x}}\right )}{\sqrt {e x}\, \sqrt {d \,x^{2}+c}}\) | \(282\) |
default | \(\frac {\frac {2 \sqrt {-c d}\, \sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {2}\, \sqrt {\frac {-d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {-\frac {x d}{\sqrt {-c d}}}\, \EllipticF \left (\sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}, \frac {\sqrt {2}}{2}\right ) a^{2} d^{2} x}{3}+\frac {4 \sqrt {-c d}\, \sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {2}\, \sqrt {\frac {-d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {-\frac {x d}{\sqrt {-c d}}}\, \EllipticF \left (\sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}, \frac {\sqrt {2}}{2}\right ) a b c d x}{3}-\frac {2 \sqrt {-c d}\, \sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {2}\, \sqrt {\frac {-d x +\sqrt {-c d}}{\sqrt {-c d}}}\, \sqrt {-\frac {x d}{\sqrt {-c d}}}\, \EllipticF \left (\sqrt {\frac {d x +\sqrt {-c d}}{\sqrt {-c d}}}, \frac {\sqrt {2}}{2}\right ) b^{2} c^{2} x}{21}+\frac {2 b^{2} x^{6} d^{3}}{7}+\frac {4 a b \,d^{3} x^{4}}{3}+\frac {10 b^{2} c \,d^{2} x^{4}}{21}-\frac {2 a^{2} d^{3} x^{2}}{3}+\frac {4 a b c \,d^{2} x^{2}}{3}+\frac {4 b^{2} c^{2} d \,x^{2}}{21}-\frac {2 a^{2} c \,d^{2}}{3}}{\sqrt {d \,x^{2}+c}\, x \,e^{2} \sqrt {e x}\, d^{2}}\) | \(383\) |
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 [C] Result contains higher order function than in optimal. Order 9 vs. order
4.
time = 0.36, size = 103, normalized size = 0.44 \begin {gather*} -\frac {2 \, {\left (2 \, {\left (b^{2} c^{2} - 14 \, a b c d - 7 \, a^{2} d^{2}\right )} \sqrt {d} x^{2} {\rm weierstrassPInverse}\left (-\frac {4 \, c}{d}, 0, x\right ) - {\left (3 \, b^{2} d^{2} x^{4} - 7 \, a^{2} d^{2} + 2 \, {\left (b^{2} c d + 7 \, a b d^{2}\right )} x^{2}\right )} \sqrt {d x^{2} + c} \sqrt {x}\right )} e^{\left (-\frac {5}{2}\right )}}{21 \, d^{2} x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] Result contains complex when optimal does not.
time = 5.91, size = 153, normalized size = 0.65 \begin {gather*} \frac {a^{2} \sqrt {c} \Gamma \left (- \frac {3}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {3}{4}, - \frac {1}{2} \\ \frac {1}{4} \end {matrix}\middle | {\frac {d x^{2} e^{i \pi }}{c}} \right )}}{2 e^{\frac {5}{2}} x^{\frac {3}{2}} \Gamma \left (\frac {1}{4}\right )} + \frac {a b \sqrt {c} \sqrt {x} \Gamma \left (\frac {1}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{2}, \frac {1}{4} \\ \frac {5}{4} \end {matrix}\middle | {\frac {d x^{2} e^{i \pi }}{c}} \right )}}{e^{\frac {5}{2}} \Gamma \left (\frac {5}{4}\right )} + \frac {b^{2} \sqrt {c} x^{\frac {5}{2}} \Gamma \left (\frac {5}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{2}, \frac {5}{4} \\ \frac {9}{4} \end {matrix}\middle | {\frac {d x^{2} e^{i \pi }}{c}} \right )}}{2 e^{\frac {5}{2}} \Gamma \left (\frac {9}{4}\right )} \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 (b\,x^2+a\right )}^2\,\sqrt {d\,x^2+c}}{{\left (e\,x\right )}^{5/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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