Optimal. Leaf size=185 \[ \frac {7 d^6 (a+b x)^4 (b c-a d)}{4 b^8}+\frac {7 d^5 (a+b x)^3 (b c-a d)^2}{b^8}+\frac {35 d^4 (a+b x)^2 (b c-a d)^3}{2 b^8}+\frac {21 d^2 (b c-a d)^5 \log (a+b x)}{b^8}-\frac {7 d (b c-a d)^6}{b^8 (a+b x)}-\frac {(b c-a d)^7}{2 b^8 (a+b x)^2}+\frac {d^7 (a+b x)^5}{5 b^8}+\frac {35 d^3 x (b c-a d)^4}{b^7} \]
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Rubi [A] time = 0.22, antiderivative size = 185, 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)^4 (b c-a d)}{4 b^8}+\frac {7 d^5 (a+b x)^3 (b c-a d)^2}{b^8}+\frac {35 d^4 (a+b x)^2 (b c-a d)^3}{2 b^8}+\frac {35 d^3 x (b c-a d)^4}{b^7}+\frac {21 d^2 (b c-a d)^5 \log (a+b x)}{b^8}-\frac {7 d (b c-a d)^6}{b^8 (a+b x)}-\frac {(b c-a d)^7}{2 b^8 (a+b x)^2}+\frac {d^7 (a+b x)^5}{5 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)^3} \, dx &=\int \left (\frac {35 d^3 (b c-a d)^4}{b^7}+\frac {(b c-a d)^7}{b^7 (a+b x)^3}+\frac {7 d (b c-a d)^6}{b^7 (a+b x)^2}+\frac {21 d^2 (b c-a d)^5}{b^7 (a+b x)}+\frac {35 d^4 (b c-a d)^3 (a+b x)}{b^7}+\frac {21 d^5 (b c-a d)^2 (a+b x)^2}{b^7}+\frac {7 d^6 (b c-a d) (a+b x)^3}{b^7}+\frac {d^7 (a+b x)^4}{b^7}\right ) \, dx\\ &=\frac {35 d^3 (b c-a d)^4 x}{b^7}-\frac {(b c-a d)^7}{2 b^8 (a+b x)^2}-\frac {7 d (b c-a d)^6}{b^8 (a+b x)}+\frac {35 d^4 (b c-a d)^3 (a+b x)^2}{2 b^8}+\frac {7 d^5 (b c-a d)^2 (a+b x)^3}{b^8}+\frac {7 d^6 (b c-a d) (a+b x)^4}{4 b^8}+\frac {d^7 (a+b x)^5}{5 b^8}+\frac {21 d^2 (b c-a d)^5 \log (a+b x)}{b^8}\\ \end {align*}
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Mathematica [B] time = 0.13, size = 389, normalized size = 2.10 \begin {gather*} \frac {-130 a^7 d^7+10 a^6 b d^6 (77 c+16 d x)+10 a^5 b^2 d^5 \left (-189 c^2-56 c d x+50 d^2 x^2\right )+70 a^4 b^3 d^4 \left (35 c^3+6 c^2 d x-34 c d^2 x^2+2 d^3 x^3\right )-35 a^3 b^4 d^3 \left (50 c^4-20 c^3 d x-126 c^2 d^2 x^2+20 c d^3 x^3+d^4 x^4\right )+7 a^2 b^5 d^2 \left (90 c^5-200 c^4 d x-550 c^3 d^2 x^2+200 c^2 d^3 x^3+25 c d^4 x^4+2 d^5 x^5\right )-7 a b^6 d \left (10 c^6-120 c^5 d x-200 c^4 d^2 x^2+200 c^3 d^3 x^3+50 c^2 d^4 x^4+10 c d^5 x^5+d^6 x^6\right )-420 d^2 (a+b x)^2 (a d-b c)^5 \log (a+b x)+b^7 \left (-10 c^7-140 c^6 d x+700 c^4 d^3 x^3+350 c^3 d^4 x^4+140 c^2 d^5 x^5+35 c d^6 x^6+4 d^7 x^7\right )}{20 b^8 (a+b x)^2} \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)^3} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [B] time = 1.20, size = 703, normalized size = 3.80 \begin {gather*} \frac {4 \, b^{7} d^{7} x^{7} - 10 \, b^{7} c^{7} - 70 \, a b^{6} c^{6} d + 630 \, a^{2} b^{5} c^{5} d^{2} - 1750 \, a^{3} b^{4} c^{4} d^{3} + 2450 \, a^{4} b^{3} c^{3} d^{4} - 1890 \, a^{5} b^{2} c^{2} d^{5} + 770 \, a^{6} b c d^{6} - 130 \, a^{7} d^{7} + 7 \, {\left (5 \, b^{7} c d^{6} - a b^{6} d^{7}\right )} x^{6} + 14 \, {\left (10 \, b^{7} c^{2} d^{5} - 5 \, a b^{6} c d^{6} + a^{2} b^{5} d^{7}\right )} x^{5} + 35 \, {\left (10 \, b^{7} c^{3} d^{4} - 10 \, a b^{6} c^{2} d^{5} + 5 \, a^{2} b^{5} c d^{6} - a^{3} b^{4} d^{7}\right )} x^{4} + 140 \, {\left (5 \, b^{7} c^{4} d^{3} - 10 \, a b^{6} c^{3} d^{4} + 10 \, a^{2} b^{5} c^{2} d^{5} - 5 \, a^{3} b^{4} c d^{6} + a^{4} b^{3} d^{7}\right )} x^{3} + 10 \, {\left (140 \, a b^{6} c^{4} d^{3} - 385 \, a^{2} b^{5} c^{3} d^{4} + 441 \, a^{3} b^{4} c^{2} d^{5} - 238 \, a^{4} b^{3} c d^{6} + 50 \, a^{5} b^{2} d^{7}\right )} x^{2} - 20 \, {\left (7 \, b^{7} c^{6} d - 42 \, a b^{6} c^{5} d^{2} + 70 \, a^{2} b^{5} c^{4} d^{3} - 35 \, a^{3} b^{4} c^{3} d^{4} - 21 \, a^{4} b^{3} c^{2} d^{5} + 28 \, a^{5} b^{2} c d^{6} - 8 \, a^{6} b d^{7}\right )} x + 420 \, {\left (a^{2} b^{5} c^{5} d^{2} - 5 \, a^{3} b^{4} c^{4} d^{3} + 10 \, a^{4} b^{3} c^{3} d^{4} - 10 \, a^{5} b^{2} c^{2} d^{5} + 5 \, a^{6} b c d^{6} - a^{7} d^{7} + {\left (b^{7} c^{5} d^{2} - 5 \, a b^{6} c^{4} d^{3} + 10 \, a^{2} b^{5} c^{3} d^{4} - 10 \, a^{3} b^{4} c^{2} d^{5} + 5 \, a^{4} b^{3} c d^{6} - a^{5} b^{2} d^{7}\right )} x^{2} + 2 \, {\left (a b^{6} c^{5} d^{2} - 5 \, a^{2} b^{5} c^{4} d^{3} + 10 \, a^{3} b^{4} c^{3} d^{4} - 10 \, a^{4} b^{3} c^{2} d^{5} + 5 \, a^{5} b^{2} c d^{6} - a^{6} b d^{7}\right )} x\right )} \log \left (b x + a\right )}{20 \, {\left (b^{10} x^{2} + 2 \, a b^{9} x + a^{2} b^{8}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 1.26, size = 477, normalized size = 2.58 \begin {gather*} \frac {21 \, {\left (b^{5} c^{5} d^{2} - 5 \, a b^{4} c^{4} d^{3} + 10 \, a^{2} b^{3} c^{3} d^{4} - 10 \, a^{3} b^{2} c^{2} d^{5} + 5 \, a^{4} b c d^{6} - a^{5} d^{7}\right )} \log \left ({\left | b x + a \right |}\right )}{b^{8}} - \frac {b^{7} c^{7} + 7 \, a b^{6} c^{6} d - 63 \, a^{2} b^{5} c^{5} d^{2} + 175 \, a^{3} b^{4} c^{4} d^{3} - 245 \, a^{4} b^{3} c^{3} d^{4} + 189 \, a^{5} b^{2} c^{2} d^{5} - 77 \, a^{6} b c d^{6} + 13 \, a^{7} d^{7} + 14 \, {\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}{2 \, {\left (b x + a\right )}^{2} b^{8}} + \frac {4 \, b^{12} d^{7} x^{5} + 35 \, b^{12} c d^{6} x^{4} - 15 \, a b^{11} d^{7} x^{4} + 140 \, b^{12} c^{2} d^{5} x^{3} - 140 \, a b^{11} c d^{6} x^{3} + 40 \, a^{2} b^{10} d^{7} x^{3} + 350 \, b^{12} c^{3} d^{4} x^{2} - 630 \, a b^{11} c^{2} d^{5} x^{2} + 420 \, a^{2} b^{10} c d^{6} x^{2} - 100 \, a^{3} b^{9} d^{7} x^{2} + 700 \, b^{12} c^{4} d^{3} x - 2100 \, a b^{11} c^{3} d^{4} x + 2520 \, a^{2} b^{10} c^{2} d^{5} x - 1400 \, a^{3} b^{9} c d^{6} x + 300 \, a^{4} b^{8} d^{7} x}{20 \, b^{15}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.01, size = 599, normalized size = 3.24 \begin {gather*} \frac {d^{7} x^{5}}{5 b^{3}}-\frac {3 a \,d^{7} x^{4}}{4 b^{4}}+\frac {7 c \,d^{6} x^{4}}{4 b^{3}}+\frac {2 a^{2} d^{7} x^{3}}{b^{5}}-\frac {7 a c \,d^{6} x^{3}}{b^{4}}+\frac {7 c^{2} d^{5} x^{3}}{b^{3}}+\frac {a^{7} d^{7}}{2 \left (b x +a \right )^{2} b^{8}}-\frac {7 a^{6} c \,d^{6}}{2 \left (b x +a \right )^{2} b^{7}}+\frac {21 a^{5} c^{2} d^{5}}{2 \left (b x +a \right )^{2} b^{6}}-\frac {35 a^{4} c^{3} d^{4}}{2 \left (b x +a \right )^{2} b^{5}}+\frac {35 a^{3} c^{4} d^{3}}{2 \left (b x +a \right )^{2} b^{4}}-\frac {5 a^{3} d^{7} x^{2}}{b^{6}}-\frac {21 a^{2} c^{5} d^{2}}{2 \left (b x +a \right )^{2} b^{3}}+\frac {21 a^{2} c \,d^{6} x^{2}}{b^{5}}+\frac {7 a \,c^{6} d}{2 \left (b x +a \right )^{2} b^{2}}-\frac {63 a \,c^{2} d^{5} x^{2}}{2 b^{4}}-\frac {c^{7}}{2 \left (b x +a \right )^{2} b}+\frac {35 c^{3} d^{4} x^{2}}{2 b^{3}}-\frac {7 a^{6} d^{7}}{\left (b x +a \right ) b^{8}}+\frac {42 a^{5} c \,d^{6}}{\left (b x +a \right ) b^{7}}-\frac {21 a^{5} d^{7} \ln \left (b x +a \right )}{b^{8}}-\frac {105 a^{4} c^{2} d^{5}}{\left (b x +a \right ) b^{6}}+\frac {105 a^{4} c \,d^{6} \ln \left (b x +a \right )}{b^{7}}+\frac {15 a^{4} d^{7} x}{b^{7}}+\frac {140 a^{3} c^{3} d^{4}}{\left (b x +a \right ) b^{5}}-\frac {210 a^{3} c^{2} d^{5} \ln \left (b x +a \right )}{b^{6}}-\frac {70 a^{3} c \,d^{6} x}{b^{6}}-\frac {105 a^{2} c^{4} d^{3}}{\left (b x +a \right ) b^{4}}+\frac {210 a^{2} c^{3} d^{4} \ln \left (b x +a \right )}{b^{5}}+\frac {126 a^{2} c^{2} d^{5} x}{b^{5}}+\frac {42 a \,c^{5} d^{2}}{\left (b x +a \right ) b^{3}}-\frac {105 a \,c^{4} d^{3} \ln \left (b x +a \right )}{b^{4}}-\frac {105 a \,c^{3} d^{4} x}{b^{4}}-\frac {7 c^{6} d}{\left (b x +a \right ) b^{2}}+\frac {21 c^{5} d^{2} \ln \left (b x +a \right )}{b^{3}}+\frac {35 c^{4} d^{3} x}{b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 1.54, size = 473, normalized size = 2.56 \begin {gather*} -\frac {b^{7} c^{7} + 7 \, a b^{6} c^{6} d - 63 \, a^{2} b^{5} c^{5} d^{2} + 175 \, a^{3} b^{4} c^{4} d^{3} - 245 \, a^{4} b^{3} c^{3} d^{4} + 189 \, a^{5} b^{2} c^{2} d^{5} - 77 \, a^{6} b c d^{6} + 13 \, a^{7} d^{7} + 14 \, {\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}{2 \, {\left (b^{10} x^{2} + 2 \, a b^{9} x + a^{2} b^{8}\right )}} + \frac {4 \, b^{4} d^{7} x^{5} + 5 \, {\left (7 \, b^{4} c d^{6} - 3 \, a b^{3} d^{7}\right )} x^{4} + 20 \, {\left (7 \, b^{4} c^{2} d^{5} - 7 \, a b^{3} c d^{6} + 2 \, a^{2} b^{2} d^{7}\right )} x^{3} + 10 \, {\left (35 \, b^{4} c^{3} d^{4} - 63 \, a b^{3} c^{2} d^{5} + 42 \, a^{2} b^{2} c d^{6} - 10 \, a^{3} b d^{7}\right )} x^{2} + 20 \, {\left (35 \, b^{4} c^{4} d^{3} - 105 \, a b^{3} c^{3} d^{4} + 126 \, a^{2} b^{2} c^{2} d^{5} - 70 \, a^{3} b c d^{6} + 15 \, a^{4} d^{7}\right )} x}{20 \, b^{7}} + \frac {21 \, {\left (b^{5} c^{5} d^{2} - 5 \, a b^{4} c^{4} d^{3} + 10 \, a^{2} b^{3} c^{3} d^{4} - 10 \, a^{3} b^{2} c^{2} d^{5} + 5 \, a^{4} b c d^{6} - a^{5} 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 = 0.27, size = 690, normalized size = 3.73 \begin {gather*} x\,\left (\frac {3\,a\,\left (\frac {3\,a\,\left (\frac {3\,a\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b}-\frac {3\,a^2\,d^7}{b^5}+\frac {21\,c^2\,d^5}{b^3}\right )}{b}+\frac {a^3\,d^7}{b^6}-\frac {35\,c^3\,d^4}{b^3}-\frac {3\,a^2\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b^2}\right )}{b}+\frac {35\,c^4\,d^3}{b^3}+\frac {a^3\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b^3}-\frac {3\,a^2\,\left (\frac {3\,a\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b}-\frac {3\,a^2\,d^7}{b^5}+\frac {21\,c^2\,d^5}{b^3}\right )}{b^2}\right )-x^4\,\left (\frac {3\,a\,d^7}{4\,b^4}-\frac {7\,c\,d^6}{4\,b^3}\right )-x^2\,\left (\frac {3\,a\,\left (\frac {3\,a\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b}-\frac {3\,a^2\,d^7}{b^5}+\frac {21\,c^2\,d^5}{b^3}\right )}{2\,b}+\frac {a^3\,d^7}{2\,b^6}-\frac {35\,c^3\,d^4}{2\,b^3}-\frac {3\,a^2\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{2\,b^2}\right )+x^3\,\left (\frac {a\,\left (\frac {3\,a\,d^7}{b^4}-\frac {7\,c\,d^6}{b^3}\right )}{b}-\frac {a^2\,d^7}{b^5}+\frac {7\,c^2\,d^5}{b^3}\right )-\frac {\frac {13\,a^7\,d^7-77\,a^6\,b\,c\,d^6+189\,a^5\,b^2\,c^2\,d^5-245\,a^4\,b^3\,c^3\,d^4+175\,a^3\,b^4\,c^4\,d^3-63\,a^2\,b^5\,c^5\,d^2+7\,a\,b^6\,c^6\,d+b^7\,c^7}{2\,b}+x\,\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 )}{a^2\,b^7+2\,a\,b^8\,x+b^9\,x^2}+\frac {d^7\,x^5}{5\,b^3}-\frac {\ln \left (a+b\,x\right )\,\left (21\,a^5\,d^7-105\,a^4\,b\,c\,d^6+210\,a^3\,b^2\,c^2\,d^5-210\,a^2\,b^3\,c^3\,d^4+105\,a\,b^4\,c^4\,d^3-21\,b^5\,c^5\,d^2\right )}{b^8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 2.95, size = 447, normalized size = 2.42 \begin {gather*} x^{4} \left (- \frac {3 a d^{7}}{4 b^{4}} + \frac {7 c d^{6}}{4 b^{3}}\right ) + x^{3} \left (\frac {2 a^{2} d^{7}}{b^{5}} - \frac {7 a c d^{6}}{b^{4}} + \frac {7 c^{2} d^{5}}{b^{3}}\right ) + x^{2} \left (- \frac {5 a^{3} d^{7}}{b^{6}} + \frac {21 a^{2} c d^{6}}{b^{5}} - \frac {63 a c^{2} d^{5}}{2 b^{4}} + \frac {35 c^{3} d^{4}}{2 b^{3}}\right ) + x \left (\frac {15 a^{4} d^{7}}{b^{7}} - \frac {70 a^{3} c d^{6}}{b^{6}} + \frac {126 a^{2} c^{2} d^{5}}{b^{5}} - \frac {105 a c^{3} d^{4}}{b^{4}} + \frac {35 c^{4} d^{3}}{b^{3}}\right ) + \frac {- 13 a^{7} d^{7} + 77 a^{6} b c d^{6} - 189 a^{5} b^{2} c^{2} d^{5} + 245 a^{4} b^{3} c^{3} d^{4} - 175 a^{3} b^{4} c^{4} d^{3} + 63 a^{2} b^{5} c^{5} d^{2} - 7 a b^{6} c^{6} d - b^{7} c^{7} + x \left (- 14 a^{6} b d^{7} + 84 a^{5} b^{2} c d^{6} - 210 a^{4} b^{3} c^{2} d^{5} + 280 a^{3} b^{4} c^{3} d^{4} - 210 a^{2} b^{5} c^{4} d^{3} + 84 a b^{6} c^{5} d^{2} - 14 b^{7} c^{6} d\right )}{2 a^{2} b^{8} + 4 a b^{9} x + 2 b^{10} x^{2}} + \frac {d^{7} x^{5}}{5 b^{3}} - \frac {21 d^{2} \left (a d - b c\right )^{5} \log {\left (a + b x \right )}}{b^{8}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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