Optimal. Leaf size=92 \[ -\frac {3 d^2 (b c-a d)}{4 b^4 (a+b x)^4}-\frac {3 d (b c-a d)^2}{5 b^4 (a+b x)^5}-\frac {(b c-a d)^3}{6 b^4 (a+b x)^6}-\frac {d^3}{3 b^4 (a+b x)^3} \]
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Rubi [A] time = 0.05, antiderivative size = 92, 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 {3 d^2 (b c-a d)}{4 b^4 (a+b x)^4}-\frac {3 d (b c-a d)^2}{5 b^4 (a+b x)^5}-\frac {(b c-a d)^3}{6 b^4 (a+b x)^6}-\frac {d^3}{3 b^4 (a+b x)^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin {align*} \int \frac {(c+d x)^3}{(a+b x)^7} \, dx &=\int \left (\frac {(b c-a d)^3}{b^3 (a+b x)^7}+\frac {3 d (b c-a d)^2}{b^3 (a+b x)^6}+\frac {3 d^2 (b c-a d)}{b^3 (a+b x)^5}+\frac {d^3}{b^3 (a+b x)^4}\right ) \, dx\\ &=-\frac {(b c-a d)^3}{6 b^4 (a+b x)^6}-\frac {3 d (b c-a d)^2}{5 b^4 (a+b x)^5}-\frac {3 d^2 (b c-a d)}{4 b^4 (a+b x)^4}-\frac {d^3}{3 b^4 (a+b x)^3}\\ \end {align*}
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Mathematica [A] time = 0.03, size = 97, normalized size = 1.05 \begin {gather*} -\frac {a^3 d^3+3 a^2 b d^2 (c+2 d x)+3 a b^2 d \left (2 c^2+6 c d x+5 d^2 x^2\right )+b^3 \left (10 c^3+36 c^2 d x+45 c d^2 x^2+20 d^3 x^3\right )}{60 b^4 (a+b x)^6} \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)^3}{(a+b x)^7} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [B] time = 1.49, size = 171, normalized size = 1.86 \begin {gather*} -\frac {20 \, b^{3} d^{3} x^{3} + 10 \, b^{3} c^{3} + 6 \, a b^{2} c^{2} d + 3 \, a^{2} b c d^{2} + a^{3} d^{3} + 15 \, {\left (3 \, b^{3} c d^{2} + a b^{2} d^{3}\right )} x^{2} + 6 \, {\left (6 \, b^{3} c^{2} d + 3 \, a b^{2} c d^{2} + a^{2} b d^{3}\right )} x}{60 \, {\left (b^{10} x^{6} + 6 \, a b^{9} x^{5} + 15 \, a^{2} b^{8} x^{4} + 20 \, a^{3} b^{7} x^{3} + 15 \, a^{4} b^{6} x^{2} + 6 \, a^{5} b^{5} x + a^{6} b^{4}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.98, size = 114, normalized size = 1.24 \begin {gather*} -\frac {20 \, b^{3} d^{3} x^{3} + 45 \, b^{3} c d^{2} x^{2} + 15 \, a b^{2} d^{3} x^{2} + 36 \, b^{3} c^{2} d x + 18 \, a b^{2} c d^{2} x + 6 \, a^{2} b d^{3} x + 10 \, b^{3} c^{3} + 6 \, a b^{2} c^{2} d + 3 \, a^{2} b c d^{2} + a^{3} d^{3}}{60 \, {\left (b x + a\right )}^{6} b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 122, normalized size = 1.33 \begin {gather*} -\frac {d^{3}}{3 \left (b x +a \right )^{3} b^{4}}+\frac {3 \left (a d -b c \right ) d^{2}}{4 \left (b x +a \right )^{4} b^{4}}-\frac {3 \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) d}{5 \left (b x +a \right )^{5} b^{4}}-\frac {-a^{3} d^{3}+3 a^{2} b c \,d^{2}-3 a \,b^{2} c^{2} d +b^{3} c^{3}}{6 \left (b x +a \right )^{6} b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 1.44, size = 171, normalized size = 1.86 \begin {gather*} -\frac {20 \, b^{3} d^{3} x^{3} + 10 \, b^{3} c^{3} + 6 \, a b^{2} c^{2} d + 3 \, a^{2} b c d^{2} + a^{3} d^{3} + 15 \, {\left (3 \, b^{3} c d^{2} + a b^{2} d^{3}\right )} x^{2} + 6 \, {\left (6 \, b^{3} c^{2} d + 3 \, a b^{2} c d^{2} + a^{2} b d^{3}\right )} x}{60 \, {\left (b^{10} x^{6} + 6 \, a b^{9} x^{5} + 15 \, a^{2} b^{8} x^{4} + 20 \, a^{3} b^{7} x^{3} + 15 \, a^{4} b^{6} x^{2} + 6 \, a^{5} b^{5} x + a^{6} b^{4}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.22, size = 165, normalized size = 1.79 \begin {gather*} -\frac {\frac {a^3\,d^3+3\,a^2\,b\,c\,d^2+6\,a\,b^2\,c^2\,d+10\,b^3\,c^3}{60\,b^4}+\frac {d^3\,x^3}{3\,b}+\frac {d\,x\,\left (a^2\,d^2+3\,a\,b\,c\,d+6\,b^2\,c^2\right )}{10\,b^3}+\frac {d^2\,x^2\,\left (a\,d+3\,b\,c\right )}{4\,b^2}}{a^6+6\,a^5\,b\,x+15\,a^4\,b^2\,x^2+20\,a^3\,b^3\,x^3+15\,a^2\,b^4\,x^4+6\,a\,b^5\,x^5+b^6\,x^6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 2.54, size = 184, normalized size = 2.00 \begin {gather*} \frac {- a^{3} d^{3} - 3 a^{2} b c d^{2} - 6 a b^{2} c^{2} d - 10 b^{3} c^{3} - 20 b^{3} d^{3} x^{3} + x^{2} \left (- 15 a b^{2} d^{3} - 45 b^{3} c d^{2}\right ) + x \left (- 6 a^{2} b d^{3} - 18 a b^{2} c d^{2} - 36 b^{3} c^{2} d\right )}{60 a^{6} b^{4} + 360 a^{5} b^{5} x + 900 a^{4} b^{6} x^{2} + 1200 a^{3} b^{7} x^{3} + 900 a^{2} b^{8} x^{4} + 360 a b^{9} x^{5} + 60 b^{10} x^{6}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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