Optimal. Leaf size=159 \[ \frac {a^2 (8 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{64 b^2}+\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}-\frac {a^3 (8 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{64 b^{5/2}} \]
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Rubi [A]
time = 0.05, antiderivative size = 159, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 5, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {81, 52, 65, 223,
212} \begin {gather*} -\frac {a^3 (8 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{64 b^{5/2}}+\frac {a^2 \sqrt {x} \sqrt {a+b x} (8 A b-3 a B)}{64 b^2}+\frac {a x^{3/2} \sqrt {a+b x} (8 A b-3 a B)}{32 b}+\frac {x^{3/2} (a+b x)^{3/2} (8 A b-3 a B)}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 52
Rule 65
Rule 81
Rule 212
Rule 223
Rubi steps
\begin {align*} \int \sqrt {x} (a+b x)^{3/2} (A+B x) \, dx &=\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}+\frac {\left (4 A b-\frac {3 a B}{2}\right ) \int \sqrt {x} (a+b x)^{3/2} \, dx}{4 b}\\ &=\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}+\frac {(a (8 A b-3 a B)) \int \sqrt {x} \sqrt {a+b x} \, dx}{16 b}\\ &=\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}+\frac {\left (a^2 (8 A b-3 a B)\right ) \int \frac {\sqrt {x}}{\sqrt {a+b x}} \, dx}{64 b}\\ &=\frac {a^2 (8 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{64 b^2}+\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}-\frac {\left (a^3 (8 A b-3 a B)\right ) \int \frac {1}{\sqrt {x} \sqrt {a+b x}} \, dx}{128 b^2}\\ &=\frac {a^2 (8 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{64 b^2}+\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}-\frac {\left (a^3 (8 A b-3 a B)\right ) \text {Subst}\left (\int \frac {1}{\sqrt {a+b x^2}} \, dx,x,\sqrt {x}\right )}{64 b^2}\\ &=\frac {a^2 (8 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{64 b^2}+\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}-\frac {\left (a^3 (8 A b-3 a B)\right ) \text {Subst}\left (\int \frac {1}{1-b x^2} \, dx,x,\frac {\sqrt {x}}{\sqrt {a+b x}}\right )}{64 b^2}\\ &=\frac {a^2 (8 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{64 b^2}+\frac {a (8 A b-3 a B) x^{3/2} \sqrt {a+b x}}{32 b}+\frac {(8 A b-3 a B) x^{3/2} (a+b x)^{3/2}}{24 b}+\frac {B x^{3/2} (a+b x)^{5/2}}{4 b}-\frac {a^3 (8 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{64 b^{5/2}}\\ \end {align*}
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Mathematica [A]
time = 0.20, size = 118, normalized size = 0.74 \begin {gather*} \frac {\sqrt {b} \sqrt {x} \sqrt {a+b x} \left (-9 a^3 B+6 a^2 b (4 A+B x)+16 b^3 x^2 (4 A+3 B x)+8 a b^2 x (14 A+9 B x)\right )+3 a^3 (8 A b-3 a B) \log \left (-\sqrt {b} \sqrt {x}+\sqrt {a+b x}\right )}{192 b^{5/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.07, size = 218, normalized size = 1.37
method | result | size |
risch | \(\frac {\left (48 b^{3} B \,x^{3}+64 A \,b^{3} x^{2}+72 B a \,b^{2} x^{2}+112 a \,b^{2} A x +6 a^{2} b B x +24 a^{2} b A -9 a^{3} B \right ) \sqrt {b x +a}\, \sqrt {x}}{192 b^{2}}+\frac {\left (-\frac {a^{3} \ln \left (\frac {\frac {a}{2}+b x}{\sqrt {b}}+\sqrt {b \,x^{2}+a x}\right ) A}{16 b^{\frac {3}{2}}}+\frac {3 a^{4} \ln \left (\frac {\frac {a}{2}+b x}{\sqrt {b}}+\sqrt {b \,x^{2}+a x}\right ) B}{128 b^{\frac {5}{2}}}\right ) \sqrt {\left (b x +a \right ) x}}{\sqrt {b x +a}\, \sqrt {x}}\) | \(162\) |
default | \(-\frac {\sqrt {b x +a}\, \sqrt {x}\, \left (-96 B \,b^{\frac {7}{2}} x^{3} \sqrt {\left (b x +a \right ) x}-128 A \,b^{\frac {7}{2}} x^{2} \sqrt {\left (b x +a \right ) x}-144 B a \,b^{\frac {5}{2}} x^{2} \sqrt {\left (b x +a \right ) x}-224 A \,b^{\frac {5}{2}} \sqrt {\left (b x +a \right ) x}\, a x -12 B \,b^{\frac {3}{2}} \sqrt {\left (b x +a \right ) x}\, a^{2} x +24 A \ln \left (\frac {2 \sqrt {\left (b x +a \right ) x}\, \sqrt {b}+2 b x +a}{2 \sqrt {b}}\right ) a^{3} b -48 A \,b^{\frac {3}{2}} \sqrt {\left (b x +a \right ) x}\, a^{2}-9 B \ln \left (\frac {2 \sqrt {\left (b x +a \right ) x}\, \sqrt {b}+2 b x +a}{2 \sqrt {b}}\right ) a^{4}+18 B \sqrt {b}\, \sqrt {\left (b x +a \right ) x}\, a^{3}\right )}{384 b^{\frac {5}{2}} \sqrt {\left (b x +a \right ) x}}\) | \(218\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 287 vs.
\(2 (125) = 250\).
time = 0.31, size = 287, normalized size = 1.81 \begin {gather*} \frac {1}{4} \, {\left (b x^{2} + a x\right )}^{\frac {3}{2}} B x + \frac {1}{2} \, \sqrt {b x^{2} + a x} A a x + \frac {5 \, \sqrt {b x^{2} + a x} B a^{2} x}{32 \, b} - \frac {5 \, B a^{4} \log \left (2 \, b x + a + 2 \, \sqrt {b x^{2} + a x} \sqrt {b}\right )}{128 \, b^{\frac {5}{2}}} - \frac {A a^{3} \log \left (2 \, b x + a + 2 \, \sqrt {b x^{2} + a x} \sqrt {b}\right )}{8 \, b^{\frac {3}{2}}} + \frac {5 \, \sqrt {b x^{2} + a x} B a^{3}}{64 \, b^{2}} - \frac {5 \, {\left (b x^{2} + a x\right )}^{\frac {3}{2}} B a}{24 \, b} + \frac {\sqrt {b x^{2} + a x} A a^{2}}{4 \, b} - \frac {\sqrt {b x^{2} + a x} {\left (B a + A b\right )} a x}{4 \, b} + \frac {{\left (B a + A b\right )} a^{3} \log \left (2 \, b x + a + 2 \, \sqrt {b x^{2} + a x} \sqrt {b}\right )}{16 \, b^{\frac {5}{2}}} - \frac {\sqrt {b x^{2} + a x} {\left (B a + A b\right )} a^{2}}{8 \, b^{2}} + \frac {{\left (b x^{2} + a x\right )}^{\frac {3}{2}} {\left (B a + A b\right )}}{3 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.64, size = 249, normalized size = 1.57 \begin {gather*} \left [-\frac {3 \, {\left (3 \, B a^{4} - 8 \, A a^{3} b\right )} \sqrt {b} \log \left (2 \, b x - 2 \, \sqrt {b x + a} \sqrt {b} \sqrt {x} + a\right ) - 2 \, {\left (48 \, B b^{4} x^{3} - 9 \, B a^{3} b + 24 \, A a^{2} b^{2} + 8 \, {\left (9 \, B a b^{3} + 8 \, A b^{4}\right )} x^{2} + 2 \, {\left (3 \, B a^{2} b^{2} + 56 \, A a b^{3}\right )} x\right )} \sqrt {b x + a} \sqrt {x}}{384 \, b^{3}}, -\frac {3 \, {\left (3 \, B a^{4} - 8 \, A a^{3} b\right )} \sqrt {-b} \arctan \left (\frac {\sqrt {b x + a} \sqrt {-b}}{b \sqrt {x}}\right ) - {\left (48 \, B b^{4} x^{3} - 9 \, B a^{3} b + 24 \, A a^{2} b^{2} + 8 \, {\left (9 \, B a b^{3} + 8 \, A b^{4}\right )} x^{2} + 2 \, {\left (3 \, B a^{2} b^{2} + 56 \, A a b^{3}\right )} x\right )} \sqrt {b x + a} \sqrt {x}}{192 \, b^{3}}\right ] \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. 298 vs.
\(2 (144) = 288\).
time = 35.35, size = 298, normalized size = 1.87 \begin {gather*} \frac {A a^{\frac {5}{2}} \sqrt {x}}{8 b \sqrt {1 + \frac {b x}{a}}} + \frac {17 A a^{\frac {3}{2}} x^{\frac {3}{2}}}{24 \sqrt {1 + \frac {b x}{a}}} + \frac {11 A \sqrt {a} b x^{\frac {5}{2}}}{12 \sqrt {1 + \frac {b x}{a}}} - \frac {A a^{3} \operatorname {asinh}{\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}} \right )}}{8 b^{\frac {3}{2}}} + \frac {A b^{2} x^{\frac {7}{2}}}{3 \sqrt {a} \sqrt {1 + \frac {b x}{a}}} - \frac {3 B a^{\frac {7}{2}} \sqrt {x}}{64 b^{2} \sqrt {1 + \frac {b x}{a}}} - \frac {B a^{\frac {5}{2}} x^{\frac {3}{2}}}{64 b \sqrt {1 + \frac {b x}{a}}} + \frac {13 B a^{\frac {3}{2}} x^{\frac {5}{2}}}{32 \sqrt {1 + \frac {b x}{a}}} + \frac {5 B \sqrt {a} b x^{\frac {7}{2}}}{8 \sqrt {1 + \frac {b x}{a}}} + \frac {3 B a^{4} \operatorname {asinh}{\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}} \right )}}{64 b^{\frac {5}{2}}} + \frac {B b^{2} x^{\frac {9}{2}}}{4 \sqrt {a} \sqrt {1 + \frac {b x}{a}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-1)] Timed out
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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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \sqrt {x}\,\left (A+B\,x\right )\,{\left (a+b\,x\right )}^{3/2} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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