Integrand size = 11, antiderivative size = 52 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=\frac {x^7}{9 a (a+b x)^9}+\frac {x^7}{36 a^2 (a+b x)^8}+\frac {x^7}{252 a^3 (a+b x)^7} \]
[Out]
Time = 0.01 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {47, 37} \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=\frac {x^7}{252 a^3 (a+b x)^7}+\frac {x^7}{36 a^2 (a+b x)^8}+\frac {x^7}{9 a (a+b x)^9} \]
[In]
[Out]
Rule 37
Rule 47
Rubi steps \begin{align*} \text {integral}& = \frac {x^7}{9 a (a+b x)^9}+\frac {2 \int \frac {x^6}{(a+b x)^9} \, dx}{9 a} \\ & = \frac {x^7}{9 a (a+b x)^9}+\frac {x^7}{36 a^2 (a+b x)^8}+\frac {\int \frac {x^6}{(a+b x)^8} \, dx}{36 a^2} \\ & = \frac {x^7}{9 a (a+b x)^9}+\frac {x^7}{36 a^2 (a+b x)^8}+\frac {x^7}{252 a^3 (a+b x)^7} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.44 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=-\frac {a^6+9 a^5 b x+36 a^4 b^2 x^2+84 a^3 b^3 x^3+126 a^2 b^4 x^4+126 a b^5 x^5+84 b^6 x^6}{252 b^7 (a+b x)^9} \]
[In]
[Out]
Time = 0.04 (sec) , antiderivative size = 74, normalized size of antiderivative = 1.42
method | result | size |
gosper | \(-\frac {84 b^{6} x^{6}+126 a \,x^{5} b^{5}+126 a^{2} x^{4} b^{4}+84 a^{3} x^{3} b^{3}+36 a^{4} x^{2} b^{2}+9 a^{5} x b +a^{6}}{252 \left (b x +a \right )^{9} b^{7}}\) | \(74\) |
norman | \(\frac {-\frac {x^{6}}{3 b}-\frac {a \,x^{5}}{2 b^{2}}-\frac {a^{2} x^{4}}{2 b^{3}}-\frac {a^{3} x^{3}}{3 b^{4}}-\frac {a^{4} x^{2}}{7 b^{5}}-\frac {a^{5} x}{28 b^{6}}-\frac {a^{6}}{252 b^{7}}}{\left (b x +a \right )^{9}}\) | \(77\) |
risch | \(\frac {-\frac {x^{6}}{3 b}-\frac {a \,x^{5}}{2 b^{2}}-\frac {a^{2} x^{4}}{2 b^{3}}-\frac {a^{3} x^{3}}{3 b^{4}}-\frac {a^{4} x^{2}}{7 b^{5}}-\frac {a^{5} x}{28 b^{6}}-\frac {a^{6}}{252 b^{7}}}{\left (b x +a \right )^{9}}\) | \(77\) |
parallelrisch | \(\frac {-84 b^{8} x^{6}-126 a \,b^{7} x^{5}-126 a^{2} b^{6} x^{4}-84 a^{3} b^{5} x^{3}-36 a^{4} b^{4} x^{2}-9 a^{5} b^{3} x -b^{2} a^{6}}{252 b^{9} \left (b x +a \right )^{9}}\) | \(81\) |
default | \(-\frac {a^{6}}{9 b^{7} \left (b x +a \right )^{9}}-\frac {15 a^{4}}{7 b^{7} \left (b x +a \right )^{7}}+\frac {10 a^{3}}{3 b^{7} \left (b x +a \right )^{6}}-\frac {3 a^{2}}{b^{7} \left (b x +a \right )^{5}}+\frac {3 a}{2 b^{7} \left (b x +a \right )^{4}}-\frac {1}{3 b^{7} \left (b x +a \right )^{3}}+\frac {3 a^{5}}{4 b^{7} \left (b x +a \right )^{8}}\) | \(102\) |
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 164 vs. \(2 (46) = 92\).
Time = 0.22 (sec) , antiderivative size = 164, normalized size of antiderivative = 3.15 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=-\frac {84 \, b^{6} x^{6} + 126 \, a b^{5} x^{5} + 126 \, a^{2} b^{4} x^{4} + 84 \, a^{3} b^{3} x^{3} + 36 \, a^{4} b^{2} x^{2} + 9 \, a^{5} b x + a^{6}}{252 \, {\left (b^{16} x^{9} + 9 \, a b^{15} x^{8} + 36 \, a^{2} b^{14} x^{7} + 84 \, a^{3} b^{13} x^{6} + 126 \, a^{4} b^{12} x^{5} + 126 \, a^{5} b^{11} x^{4} + 84 \, a^{6} b^{10} x^{3} + 36 \, a^{7} b^{9} x^{2} + 9 \, a^{8} b^{8} x + a^{9} b^{7}\right )}} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 175 vs. \(2 (42) = 84\).
Time = 0.49 (sec) , antiderivative size = 175, normalized size of antiderivative = 3.37 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=\frac {- a^{6} - 9 a^{5} b x - 36 a^{4} b^{2} x^{2} - 84 a^{3} b^{3} x^{3} - 126 a^{2} b^{4} x^{4} - 126 a b^{5} x^{5} - 84 b^{6} x^{6}}{252 a^{9} b^{7} + 2268 a^{8} b^{8} x + 9072 a^{7} b^{9} x^{2} + 21168 a^{6} b^{10} x^{3} + 31752 a^{5} b^{11} x^{4} + 31752 a^{4} b^{12} x^{5} + 21168 a^{3} b^{13} x^{6} + 9072 a^{2} b^{14} x^{7} + 2268 a b^{15} x^{8} + 252 b^{16} x^{9}} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 164 vs. \(2 (46) = 92\).
Time = 0.21 (sec) , antiderivative size = 164, normalized size of antiderivative = 3.15 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=-\frac {84 \, b^{6} x^{6} + 126 \, a b^{5} x^{5} + 126 \, a^{2} b^{4} x^{4} + 84 \, a^{3} b^{3} x^{3} + 36 \, a^{4} b^{2} x^{2} + 9 \, a^{5} b x + a^{6}}{252 \, {\left (b^{16} x^{9} + 9 \, a b^{15} x^{8} + 36 \, a^{2} b^{14} x^{7} + 84 \, a^{3} b^{13} x^{6} + 126 \, a^{4} b^{12} x^{5} + 126 \, a^{5} b^{11} x^{4} + 84 \, a^{6} b^{10} x^{3} + 36 \, a^{7} b^{9} x^{2} + 9 \, a^{8} b^{8} x + a^{9} b^{7}\right )}} \]
[In]
[Out]
none
Time = 0.31 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.40 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=-\frac {84 \, b^{6} x^{6} + 126 \, a b^{5} x^{5} + 126 \, a^{2} b^{4} x^{4} + 84 \, a^{3} b^{3} x^{3} + 36 \, a^{4} b^{2} x^{2} + 9 \, a^{5} b x + a^{6}}{252 \, {\left (b x + a\right )}^{9} b^{7}} \]
[In]
[Out]
Time = 0.17 (sec) , antiderivative size = 85, normalized size of antiderivative = 1.63 \[ \int \frac {x^6}{(a+b x)^{10}} \, dx=-\frac {\frac {1}{3\,{\left (a+b\,x\right )}^3}-\frac {3\,a}{2\,{\left (a+b\,x\right )}^4}+\frac {3\,a^2}{{\left (a+b\,x\right )}^5}-\frac {10\,a^3}{3\,{\left (a+b\,x\right )}^6}+\frac {15\,a^4}{7\,{\left (a+b\,x\right )}^7}-\frac {3\,a^5}{4\,{\left (a+b\,x\right )}^8}+\frac {a^6}{9\,{\left (a+b\,x\right )}^9}}{b^7} \]
[In]
[Out]