Optimal. Leaf size=53 \[ \frac {2 a^2 (a+b x)^{11/2}}{11 b^3}-\frac {4 a (a+b x)^{13/2}}{13 b^3}+\frac {2 (a+b x)^{15/2}}{15 b^3} \]
[Out]
________________________________________________________________________________________
Rubi [A]
time = 0.01, antiderivative size = 53, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {45}
\begin {gather*} \frac {2 a^2 (a+b x)^{11/2}}{11 b^3}+\frac {2 (a+b x)^{15/2}}{15 b^3}-\frac {4 a (a+b x)^{13/2}}{13 b^3} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 45
Rubi steps
\begin {align*} \int x^2 (a+b x)^{9/2} \, dx &=\int \left (\frac {a^2 (a+b x)^{9/2}}{b^2}-\frac {2 a (a+b x)^{11/2}}{b^2}+\frac {(a+b x)^{13/2}}{b^2}\right ) \, dx\\ &=\frac {2 a^2 (a+b x)^{11/2}}{11 b^3}-\frac {4 a (a+b x)^{13/2}}{13 b^3}+\frac {2 (a+b x)^{15/2}}{15 b^3}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A]
time = 0.02, size = 35, normalized size = 0.66 \begin {gather*} \frac {2 (a+b x)^{11/2} \left (8 a^2-44 a b x+143 b^2 x^2\right )}{2145 b^3} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Mathics [C] Result contains higher order function than in optimal. Order 9 vs. order 2 in
optimal.
time = 3.14, size = 98, normalized size = 1.85 \begin {gather*} \text {Piecewise}\left [\left \{\left \{\frac {2 \left (8 a^7-4 a^6 b x+3 a^5 b^2 x^2+b^3 x^3 \left (355 a^4+1030 a^3 b x+1218 a^2 b^2 x^2+671 a b^3 x^3+143 b^4 x^4\right )\right ) \sqrt {a+b x}}{2145 b^3},b\text {!=}0\right \}\right \},\frac {a^{\frac {9}{2}} x^3}{3}\right ] \end {gather*}
Warning: Unable to verify antiderivative.
[In]
[Out]
________________________________________________________________________________________
Maple [A]
time = 0.10, size = 38, normalized size = 0.72
method | result | size |
gosper | \(\frac {2 \left (b x +a \right )^{\frac {11}{2}} \left (143 x^{2} b^{2}-44 a b x +8 a^{2}\right )}{2145 b^{3}}\) | \(32\) |
derivativedivides | \(\frac {\frac {2 \left (b x +a \right )^{\frac {15}{2}}}{15}-\frac {4 a \left (b x +a \right )^{\frac {13}{2}}}{13}+\frac {2 a^{2} \left (b x +a \right )^{\frac {11}{2}}}{11}}{b^{3}}\) | \(38\) |
default | \(\frac {\frac {2 \left (b x +a \right )^{\frac {15}{2}}}{15}-\frac {4 a \left (b x +a \right )^{\frac {13}{2}}}{13}+\frac {2 a^{2} \left (b x +a \right )^{\frac {11}{2}}}{11}}{b^{3}}\) | \(38\) |
trager | \(\frac {2 \left (143 b^{7} x^{7}+671 a \,b^{6} x^{6}+1218 a^{2} b^{5} x^{5}+1030 a^{3} b^{4} x^{4}+355 a^{4} b^{3} x^{3}+3 a^{5} b^{2} x^{2}-4 a^{6} b x +8 a^{7}\right ) \sqrt {b x +a}}{2145 b^{3}}\) | \(87\) |
risch | \(\frac {2 \left (143 b^{7} x^{7}+671 a \,b^{6} x^{6}+1218 a^{2} b^{5} x^{5}+1030 a^{3} b^{4} x^{4}+355 a^{4} b^{3} x^{3}+3 a^{5} b^{2} x^{2}-4 a^{6} b x +8 a^{7}\right ) \sqrt {b x +a}}{2145 b^{3}}\) | \(87\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A]
time = 0.26, size = 41, normalized size = 0.77 \begin {gather*} \frac {2 \, {\left (b x + a\right )}^{\frac {15}{2}}}{15 \, b^{3}} - \frac {4 \, {\left (b x + a\right )}^{\frac {13}{2}} a}{13 \, b^{3}} + \frac {2 \, {\left (b x + a\right )}^{\frac {11}{2}} a^{2}}{11 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 86 vs.
\(2 (41) = 82\).
time = 0.30, size = 86, normalized size = 1.62 \begin {gather*} \frac {2 \, {\left (143 \, b^{7} x^{7} + 671 \, a b^{6} x^{6} + 1218 \, a^{2} b^{5} x^{5} + 1030 \, a^{3} b^{4} x^{4} + 355 \, a^{4} b^{3} x^{3} + 3 \, a^{5} b^{2} x^{2} - 4 \, a^{6} b x + 8 \, a^{7}\right )} \sqrt {b x + a}}{2145 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [A]
time = 0.95, size = 168, normalized size = 3.17 \begin {gather*} \begin {cases} \frac {16 a^{7} \sqrt {a + b x}}{2145 b^{3}} - \frac {8 a^{6} x \sqrt {a + b x}}{2145 b^{2}} + \frac {2 a^{5} x^{2} \sqrt {a + b x}}{715 b} + \frac {142 a^{4} x^{3} \sqrt {a + b x}}{429} + \frac {412 a^{3} b x^{4} \sqrt {a + b x}}{429} + \frac {812 a^{2} b^{2} x^{5} \sqrt {a + b x}}{715} + \frac {122 a b^{3} x^{6} \sqrt {a + b x}}{195} + \frac {2 b^{4} x^{7} \sqrt {a + b x}}{15} & \text {for}\: b \neq 0 \\\frac {a^{\frac {9}{2}} x^{3}}{3} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 421 vs.
\(2 (41) = 82\).
time = 0.00, size = 727, normalized size = 13.72 \begin {gather*} \frac {\frac {2 b^{5} \left (\frac {1}{15} \sqrt {a+b x} \left (a+b x\right )^{7}-\frac {7}{13} \sqrt {a+b x} \left (a+b x\right )^{6} a+\frac {21}{11} \sqrt {a+b x} \left (a+b x\right )^{5} a^{2}-\frac {35}{9} \sqrt {a+b x} \left (a+b x\right )^{4} a^{3}+5 \sqrt {a+b x} \left (a+b x\right )^{3} a^{4}-\frac {21}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a^{5}+\frac {7}{3} \sqrt {a+b x} \left (a+b x\right ) a^{6}-\sqrt {a+b x} a^{7}\right )}{b^{7}}+\frac {10 a b^{4} \left (\frac {1}{13} \sqrt {a+b x} \left (a+b x\right )^{6}-\frac {6}{11} \sqrt {a+b x} \left (a+b x\right )^{5} a+\frac {5}{3} \sqrt {a+b x} \left (a+b x\right )^{4} a^{2}-\frac {20}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a^{3}+3 \sqrt {a+b x} \left (a+b x\right )^{2} a^{4}-2 \sqrt {a+b x} \left (a+b x\right ) a^{5}+\sqrt {a+b x} a^{6}\right )}{b^{6}}+\frac {20 a^{2} b^{3} \left (\frac {1}{11} \sqrt {a+b x} \left (a+b x\right )^{5}-\frac {5}{9} \sqrt {a+b x} \left (a+b x\right )^{4} a+\frac {10}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a^{2}-2 \sqrt {a+b x} \left (a+b x\right )^{2} a^{3}+\frac {5}{3} \sqrt {a+b x} \left (a+b x\right ) a^{4}-\sqrt {a+b x} a^{5}\right )}{b^{5}}+\frac {20 a^{3} b^{2} \left (\frac {1}{9} \sqrt {a+b x} \left (a+b x\right )^{4}-\frac {4}{7} \sqrt {a+b x} \left (a+b x\right )^{3} a+\frac {6}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a^{2}-\frac {4}{3} \sqrt {a+b x} \left (a+b x\right ) a^{3}+\sqrt {a+b x} a^{4}\right )}{b^{4}}+\frac {10 a^{4} b \left (\frac {1}{7} \sqrt {a+b x} \left (a+b x\right )^{3}-\frac {3}{5} \sqrt {a+b x} \left (a+b x\right )^{2} a+\sqrt {a+b x} \left (a+b x\right ) a^{2}-\sqrt {a+b x} a^{3}\right )}{b^{3}}+\frac {2 a^{5} \left (\frac {1}{5} \sqrt {a+b x} \left (a+b x\right )^{2}-\frac {2}{3} \sqrt {a+b x} \left (a+b x\right ) a+\sqrt {a+b x} a^{2}\right )}{b^{2}}}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Mupad [B]
time = 0.04, size = 36, normalized size = 0.68 \begin {gather*} \frac {\frac {2\,{\left (a+b\,x\right )}^{15/2}}{15}-\frac {4\,a\,{\left (a+b\,x\right )}^{13/2}}{13}+\frac {2\,a^2\,{\left (a+b\,x\right )}^{11/2}}{11}}{b^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________