Optimal. Leaf size=187 \[ \frac {7 d^6 (a+b x)^5 (b c-a d)}{5 b^8}+\frac {21 d^5 (a+b x)^4 (b c-a d)^2}{4 b^8}+\frac {35 d^4 (a+b x)^3 (b c-a d)^3}{3 b^8}+\frac {35 d^3 (a+b x)^2 (b c-a d)^4}{2 b^8}-\frac {(b c-a d)^7}{b^8 (a+b x)}+\frac {7 d (b c-a d)^6 \log (a+b x)}{b^8}+\frac {d^7 (a+b x)^6}{6 b^8}+\frac {21 d^2 x (b c-a d)^5}{b^7} \]
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Rubi [A] time = 0.23, antiderivative size = 187, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {43} \begin {gather*} \frac {7 d^6 (a+b x)^5 (b c-a d)}{5 b^8}+\frac {21 d^5 (a+b x)^4 (b c-a d)^2}{4 b^8}+\frac {35 d^4 (a+b x)^3 (b c-a d)^3}{3 b^8}+\frac {35 d^3 (a+b x)^2 (b c-a d)^4}{2 b^8}+\frac {21 d^2 x (b c-a d)^5}{b^7}-\frac {(b c-a d)^7}{b^8 (a+b x)}+\frac {7 d (b c-a d)^6 \log (a+b x)}{b^8}+\frac {d^7 (a+b x)^6}{6 b^8} \end {gather*}
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin {align*} \int \frac {(c+d x)^7}{(a+b x)^2} \, dx &=\int \left (\frac {21 d^2 (b c-a d)^5}{b^7}+\frac {(b c-a d)^7}{b^7 (a+b x)^2}+\frac {7 d (b c-a d)^6}{b^7 (a+b x)}+\frac {35 d^3 (b c-a d)^4 (a+b x)}{b^7}+\frac {35 d^4 (b c-a d)^3 (a+b x)^2}{b^7}+\frac {21 d^5 (b c-a d)^2 (a+b x)^3}{b^7}+\frac {7 d^6 (b c-a d) (a+b x)^4}{b^7}+\frac {d^7 (a+b x)^5}{b^7}\right ) \, dx\\ &=\frac {21 d^2 (b c-a d)^5 x}{b^7}-\frac {(b c-a d)^7}{b^8 (a+b x)}+\frac {35 d^3 (b c-a d)^4 (a+b x)^2}{2 b^8}+\frac {35 d^4 (b c-a d)^3 (a+b x)^3}{3 b^8}+\frac {21 d^5 (b c-a d)^2 (a+b x)^4}{4 b^8}+\frac {7 d^6 (b c-a d) (a+b x)^5}{5 b^8}+\frac {d^7 (a+b x)^6}{6 b^8}+\frac {7 d (b c-a d)^6 \log (a+b x)}{b^8}\\ \end {align*}
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Mathematica [B] time = 0.12, size = 388, normalized size = 2.07 \begin {gather*} \frac {60 a^7 d^7-60 a^6 b d^6 (7 c+6 d x)+210 a^5 b^2 d^5 \left (6 c^2+10 c d x-d^2 x^2\right )+70 a^4 b^3 d^4 \left (-30 c^3-72 c^2 d x+18 c d^2 x^2+d^3 x^3\right )-35 a^3 b^4 d^3 \left (-60 c^4-180 c^3 d x+90 c^2 d^2 x^2+12 c d^3 x^3+d^4 x^4\right )+21 a^2 b^5 d^2 \left (-60 c^5-200 c^4 d x+200 c^3 d^2 x^2+50 c^2 d^3 x^3+10 c d^4 x^4+d^5 x^5\right )-7 a b^6 d \left (-60 c^6-180 c^5 d x+450 c^4 d^2 x^2+200 c^3 d^3 x^3+75 c^2 d^4 x^4+18 c d^5 x^5+2 d^6 x^6\right )+420 d (a+b x) (b c-a d)^6 \log (a+b x)+b^7 \left (-60 c^7+1260 c^5 d^2 x^2+1050 c^4 d^3 x^3+700 c^3 d^4 x^4+315 c^2 d^5 x^5+84 c d^6 x^6+10 d^7 x^7\right )}{60 b^8 (a+b x)} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {(c+d x)^7}{(a+b x)^2} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [B] time = 1.58, size = 632, normalized size = 3.38 \begin {gather*} \frac {10 \, b^{7} d^{7} x^{7} - 60 \, b^{7} c^{7} + 420 \, a b^{6} c^{6} d - 1260 \, a^{2} b^{5} c^{5} d^{2} + 2100 \, a^{3} b^{4} c^{4} d^{3} - 2100 \, a^{4} b^{3} c^{3} d^{4} + 1260 \, a^{5} b^{2} c^{2} d^{5} - 420 \, a^{6} b c d^{6} + 60 \, a^{7} d^{7} + 14 \, {\left (6 \, b^{7} c d^{6} - a b^{6} d^{7}\right )} x^{6} + 21 \, {\left (15 \, b^{7} c^{2} d^{5} - 6 \, a b^{6} c d^{6} + a^{2} b^{5} d^{7}\right )} x^{5} + 35 \, {\left (20 \, b^{7} c^{3} d^{4} - 15 \, a b^{6} c^{2} d^{5} + 6 \, a^{2} b^{5} c d^{6} - a^{3} b^{4} d^{7}\right )} x^{4} + 70 \, {\left (15 \, b^{7} c^{4} d^{3} - 20 \, a b^{6} c^{3} d^{4} + 15 \, a^{2} b^{5} c^{2} d^{5} - 6 \, a^{3} b^{4} c d^{6} + a^{4} b^{3} d^{7}\right )} x^{3} + 210 \, {\left (6 \, b^{7} c^{5} d^{2} - 15 \, a b^{6} c^{4} d^{3} + 20 \, a^{2} b^{5} c^{3} d^{4} - 15 \, a^{3} b^{4} c^{2} d^{5} + 6 \, a^{4} b^{3} c d^{6} - a^{5} b^{2} d^{7}\right )} x^{2} + 60 \, {\left (21 \, a b^{6} c^{5} d^{2} - 70 \, a^{2} b^{5} c^{4} d^{3} + 105 \, a^{3} b^{4} c^{3} d^{4} - 84 \, a^{4} b^{3} c^{2} d^{5} + 35 \, a^{5} b^{2} c d^{6} - 6 \, a^{6} b d^{7}\right )} x + 420 \, {\left (a b^{6} c^{6} d - 6 \, a^{2} b^{5} c^{5} d^{2} + 15 \, a^{3} b^{4} c^{4} d^{3} - 20 \, a^{4} b^{3} c^{3} d^{4} + 15 \, a^{5} b^{2} c^{2} d^{5} - 6 \, a^{6} b c d^{6} + a^{7} d^{7} + {\left (b^{7} c^{6} d - 6 \, a b^{6} c^{5} d^{2} + 15 \, a^{2} b^{5} c^{4} d^{3} - 20 \, a^{3} b^{4} c^{3} d^{4} + 15 \, a^{4} b^{3} c^{2} d^{5} - 6 \, a^{5} b^{2} c d^{6} + a^{6} b d^{7}\right )} x\right )} \log \left (b x + a\right )}{60 \, {\left (b^{9} x + a b^{8}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 1.28, size = 567, normalized size = 3.03 \begin {gather*} \frac {{\left (10 \, d^{7} + \frac {84 \, {\left (b^{2} c d^{6} - a b d^{7}\right )}}{{\left (b x + a\right )} b} + \frac {315 \, {\left (b^{4} c^{2} d^{5} - 2 \, a b^{3} c d^{6} + a^{2} b^{2} d^{7}\right )}}{{\left (b x + a\right )}^{2} b^{2}} + \frac {700 \, {\left (b^{6} c^{3} d^{4} - 3 \, a b^{5} c^{2} d^{5} + 3 \, a^{2} b^{4} c d^{6} - a^{3} b^{3} d^{7}\right )}}{{\left (b x + a\right )}^{3} b^{3}} + \frac {1050 \, {\left (b^{8} c^{4} d^{3} - 4 \, a b^{7} c^{3} d^{4} + 6 \, a^{2} b^{6} c^{2} d^{5} - 4 \, a^{3} b^{5} c d^{6} + a^{4} b^{4} d^{7}\right )}}{{\left (b x + a\right )}^{4} b^{4}} + \frac {1260 \, {\left (b^{10} c^{5} d^{2} - 5 \, a b^{9} c^{4} d^{3} + 10 \, a^{2} b^{8} c^{3} d^{4} - 10 \, a^{3} b^{7} c^{2} d^{5} + 5 \, a^{4} b^{6} c d^{6} - a^{5} b^{5} d^{7}\right )}}{{\left (b x + a\right )}^{5} b^{5}}\right )} {\left (b x + a\right )}^{6}}{60 \, b^{8}} - \frac {7 \, {\left (b^{6} c^{6} d - 6 \, a b^{5} c^{5} d^{2} + 15 \, a^{2} b^{4} c^{4} d^{3} - 20 \, a^{3} b^{3} c^{3} d^{4} + 15 \, a^{4} b^{2} c^{2} d^{5} - 6 \, a^{5} b c d^{6} + a^{6} d^{7}\right )} \log \left (\frac {{\left | b x + a \right |}}{{\left (b x + a\right )}^{2} {\left | b \right |}}\right )}{b^{8}} - \frac {\frac {b^{13} c^{7}}{b x + a} - \frac {7 \, a b^{12} c^{6} d}{b x + a} + \frac {21 \, a^{2} b^{11} c^{5} d^{2}}{b x + a} - \frac {35 \, a^{3} b^{10} c^{4} d^{3}}{b x + a} + \frac {35 \, a^{4} b^{9} c^{3} d^{4}}{b x + a} - \frac {21 \, a^{5} b^{8} c^{2} d^{5}}{b x + a} + \frac {7 \, a^{6} b^{7} c d^{6}}{b x + a} - \frac {a^{7} b^{6} d^{7}}{b x + a}}{b^{14}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.01, size = 571, normalized size = 3.05 \begin {gather*} \frac {d^{7} x^{6}}{6 b^{2}}-\frac {2 a \,d^{7} x^{5}}{5 b^{3}}+\frac {7 c \,d^{6} x^{5}}{5 b^{2}}+\frac {3 a^{2} d^{7} x^{4}}{4 b^{4}}-\frac {7 a c \,d^{6} x^{4}}{2 b^{3}}+\frac {21 c^{2} d^{5} x^{4}}{4 b^{2}}-\frac {4 a^{3} d^{7} x^{3}}{3 b^{5}}+\frac {7 a^{2} c \,d^{6} x^{3}}{b^{4}}-\frac {14 a \,c^{2} d^{5} x^{3}}{b^{3}}+\frac {35 c^{3} d^{4} x^{3}}{3 b^{2}}+\frac {5 a^{4} d^{7} x^{2}}{2 b^{6}}-\frac {14 a^{3} c \,d^{6} x^{2}}{b^{5}}+\frac {63 a^{2} c^{2} d^{5} x^{2}}{2 b^{4}}-\frac {35 a \,c^{3} d^{4} x^{2}}{b^{3}}+\frac {35 c^{4} d^{3} x^{2}}{2 b^{2}}+\frac {a^{7} d^{7}}{\left (b x +a \right ) b^{8}}-\frac {7 a^{6} c \,d^{6}}{\left (b x +a \right ) b^{7}}+\frac {7 a^{6} d^{7} \ln \left (b x +a \right )}{b^{8}}+\frac {21 a^{5} c^{2} d^{5}}{\left (b x +a \right ) b^{6}}-\frac {42 a^{5} c \,d^{6} \ln \left (b x +a \right )}{b^{7}}-\frac {6 a^{5} d^{7} x}{b^{7}}-\frac {35 a^{4} c^{3} d^{4}}{\left (b x +a \right ) b^{5}}+\frac {105 a^{4} c^{2} d^{5} \ln \left (b x +a \right )}{b^{6}}+\frac {35 a^{4} c \,d^{6} x}{b^{6}}+\frac {35 a^{3} c^{4} d^{3}}{\left (b x +a \right ) b^{4}}-\frac {140 a^{3} c^{3} d^{4} \ln \left (b x +a \right )}{b^{5}}-\frac {84 a^{3} c^{2} d^{5} x}{b^{5}}-\frac {21 a^{2} c^{5} d^{2}}{\left (b x +a \right ) b^{3}}+\frac {105 a^{2} c^{4} d^{3} \ln \left (b x +a \right )}{b^{4}}+\frac {105 a^{2} c^{3} d^{4} x}{b^{4}}+\frac {7 a \,c^{6} d}{\left (b x +a \right ) b^{2}}-\frac {42 a \,c^{5} d^{2} \ln \left (b x +a \right )}{b^{3}}-\frac {70 a \,c^{4} d^{3} x}{b^{3}}-\frac {c^{7}}{\left (b x +a \right ) b}+\frac {7 c^{6} d \ln \left (b x +a \right )}{b^{2}}+\frac {21 c^{5} d^{2} x}{b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 1.40, size = 467, normalized size = 2.50 \begin {gather*} -\frac {b^{7} c^{7} - 7 \, a b^{6} c^{6} d + 21 \, a^{2} b^{5} c^{5} d^{2} - 35 \, a^{3} b^{4} c^{4} d^{3} + 35 \, a^{4} b^{3} c^{3} d^{4} - 21 \, a^{5} b^{2} c^{2} d^{5} + 7 \, a^{6} b c d^{6} - a^{7} d^{7}}{b^{9} x + a b^{8}} + \frac {10 \, b^{5} d^{7} x^{6} + 12 \, {\left (7 \, b^{5} c d^{6} - 2 \, a b^{4} d^{7}\right )} x^{5} + 15 \, {\left (21 \, b^{5} c^{2} d^{5} - 14 \, a b^{4} c d^{6} + 3 \, a^{2} b^{3} d^{7}\right )} x^{4} + 20 \, {\left (35 \, b^{5} c^{3} d^{4} - 42 \, a b^{4} c^{2} d^{5} + 21 \, a^{2} b^{3} c d^{6} - 4 \, a^{3} b^{2} d^{7}\right )} x^{3} + 30 \, {\left (35 \, b^{5} c^{4} d^{3} - 70 \, a b^{4} c^{3} d^{4} + 63 \, a^{2} b^{3} c^{2} d^{5} - 28 \, a^{3} b^{2} c d^{6} + 5 \, a^{4} b d^{7}\right )} x^{2} + 60 \, {\left (21 \, b^{5} c^{5} d^{2} - 70 \, a b^{4} c^{4} d^{3} + 105 \, a^{2} b^{3} c^{3} d^{4} - 84 \, a^{3} b^{2} c^{2} d^{5} + 35 \, a^{4} b c d^{6} - 6 \, a^{5} d^{7}\right )} x}{60 \, b^{7}} + \frac {7 \, {\left (b^{6} c^{6} d - 6 \, a b^{5} c^{5} d^{2} + 15 \, a^{2} b^{4} c^{4} d^{3} - 20 \, a^{3} b^{3} c^{3} d^{4} + 15 \, a^{4} b^{2} c^{2} d^{5} - 6 \, a^{5} b c d^{6} + a^{6} d^{7}\right )} \log \left (b x + a\right )}{b^{8}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.24, size = 841, normalized size = 4.50 \begin {gather*} x^4\,\left (\frac {a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{2\,b}-\frac {a^2\,d^7}{4\,b^4}+\frac {21\,c^2\,d^5}{4\,b^2}\right )-x^2\,\left (\frac {a\,\left (\frac {35\,c^3\,d^4}{b^2}-\frac {2\,a\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{b}+\frac {a^2\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b^2}\right )}{b}-\frac {35\,c^4\,d^3}{2\,b^2}+\frac {a^2\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{2\,b^2}\right )-x^5\,\left (\frac {2\,a\,d^7}{5\,b^3}-\frac {7\,c\,d^6}{5\,b^2}\right )+x\,\left (\frac {2\,a\,\left (\frac {2\,a\,\left (\frac {35\,c^3\,d^4}{b^2}-\frac {2\,a\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{b}+\frac {a^2\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b^2}\right )}{b}-\frac {35\,c^4\,d^3}{b^2}+\frac {a^2\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{b^2}\right )}{b}-\frac {a^2\,\left (\frac {35\,c^3\,d^4}{b^2}-\frac {2\,a\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{b}+\frac {a^2\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b^2}\right )}{b^2}+\frac {21\,c^5\,d^2}{b^2}\right )+x^3\,\left (\frac {35\,c^3\,d^4}{3\,b^2}-\frac {2\,a\,\left (\frac {2\,a\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{b}-\frac {a^2\,d^7}{b^4}+\frac {21\,c^2\,d^5}{b^2}\right )}{3\,b}+\frac {a^2\,\left (\frac {2\,a\,d^7}{b^3}-\frac {7\,c\,d^6}{b^2}\right )}{3\,b^2}\right )+\frac {a^7\,d^7-7\,a^6\,b\,c\,d^6+21\,a^5\,b^2\,c^2\,d^5-35\,a^4\,b^3\,c^3\,d^4+35\,a^3\,b^4\,c^4\,d^3-21\,a^2\,b^5\,c^5\,d^2+7\,a\,b^6\,c^6\,d-b^7\,c^7}{b\,\left (x\,b^8+a\,b^7\right )}+\frac {d^7\,x^6}{6\,b^2}+\frac {\ln \left (a+b\,x\right )\,\left (7\,a^6\,d^7-42\,a^5\,b\,c\,d^6+105\,a^4\,b^2\,c^2\,d^5-140\,a^3\,b^3\,c^3\,d^4+105\,a^2\,b^4\,c^4\,d^3-42\,a\,b^5\,c^5\,d^2+7\,b^6\,c^6\,d\right )}{b^8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 1.44, size = 428, normalized size = 2.29 \begin {gather*} x^{5} \left (- \frac {2 a d^{7}}{5 b^{3}} + \frac {7 c d^{6}}{5 b^{2}}\right ) + x^{4} \left (\frac {3 a^{2} d^{7}}{4 b^{4}} - \frac {7 a c d^{6}}{2 b^{3}} + \frac {21 c^{2} d^{5}}{4 b^{2}}\right ) + x^{3} \left (- \frac {4 a^{3} d^{7}}{3 b^{5}} + \frac {7 a^{2} c d^{6}}{b^{4}} - \frac {14 a c^{2} d^{5}}{b^{3}} + \frac {35 c^{3} d^{4}}{3 b^{2}}\right ) + x^{2} \left (\frac {5 a^{4} d^{7}}{2 b^{6}} - \frac {14 a^{3} c d^{6}}{b^{5}} + \frac {63 a^{2} c^{2} d^{5}}{2 b^{4}} - \frac {35 a c^{3} d^{4}}{b^{3}} + \frac {35 c^{4} d^{3}}{2 b^{2}}\right ) + x \left (- \frac {6 a^{5} d^{7}}{b^{7}} + \frac {35 a^{4} c d^{6}}{b^{6}} - \frac {84 a^{3} c^{2} d^{5}}{b^{5}} + \frac {105 a^{2} c^{3} d^{4}}{b^{4}} - \frac {70 a c^{4} d^{3}}{b^{3}} + \frac {21 c^{5} d^{2}}{b^{2}}\right ) + \frac {a^{7} d^{7} - 7 a^{6} b c d^{6} + 21 a^{5} b^{2} c^{2} d^{5} - 35 a^{4} b^{3} c^{3} d^{4} + 35 a^{3} b^{4} c^{4} d^{3} - 21 a^{2} b^{5} c^{5} d^{2} + 7 a b^{6} c^{6} d - b^{7} c^{7}}{a b^{8} + b^{9} x} + \frac {d^{7} x^{6}}{6 b^{2}} + \frac {7 d \left (a d - b c\right )^{6} \log {\left (a + b x \right )}}{b^{8}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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