Optimal. Leaf size=21 \[ \frac {1}{8} \left (a+b x+c x^2+d x^3\right )^8 \]
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Rubi [A]
time = 0.09, antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 30, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.033, Rules used = {1602}
\begin {gather*} \frac {1}{8} \left (a+b x+c x^2+d x^3\right )^8 \end {gather*}
Antiderivative was successfully verified.
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Rule 1602
Rubi steps
\begin {align*} \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^7 \, dx &=\frac {1}{8} \left (a+b x+c x^2+d x^3\right )^8\\ \end {align*}
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Mathematica [B] Leaf count is larger than twice the leaf count of optimal. \(143\) vs. \(2(21)=42\).
time = 0.11, size = 143, normalized size = 6.81 \begin {gather*} \frac {1}{8} x (b+x (c+d x)) \left (8 a^7+28 a^6 x (b+x (c+d x))+56 a^5 x^2 (b+x (c+d x))^2+70 a^4 x^3 (b+x (c+d x))^3+56 a^3 x^4 (b+x (c+d x))^4+28 a^2 x^5 (b+x (c+d x))^5+8 a x^6 (b+x (c+d x))^6+x^7 (b+x (c+d x))^7\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.08, size = 20, normalized size = 0.95
method | result | size |
default | \(\frac {\left (d \,x^{3}+c \,x^{2}+b x +a \right )^{8}}{8}\) | \(20\) |
norman | \(\text {Expression too large to display}\) | \(1579\) |
gosper | \(\text {Expression too large to display}\) | \(1957\) |
risch | \(\text {Expression too large to display}\) | \(1962\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 19, normalized size = 0.90 \begin {gather*} \frac {1}{8} \, {\left (d x^{3} + c x^{2} + b x + a\right )}^{8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 1528 vs.
\(2 (19) = 38\).
time = 0.38, size = 1528, normalized size = 72.76 \begin {gather*} \frac {1}{8} \, d^{8} x^{24} + c d^{7} x^{23} + \frac {1}{2} \, {\left (7 \, c^{2} d^{6} + 2 \, b d^{7}\right )} x^{22} + {\left (7 \, c^{3} d^{5} + 7 \, b c d^{6} + a d^{7}\right )} x^{21} + \frac {7}{4} \, {\left (5 \, c^{4} d^{4} + 12 \, b c^{2} d^{5} + 2 \, {\left (b^{2} + 2 \, a c\right )} d^{6}\right )} x^{20} + 7 \, {\left (c^{5} d^{3} + 5 \, b c^{3} d^{4} + a b d^{6} + 3 \, {\left (b^{2} c + a c^{2}\right )} d^{5}\right )} x^{19} + \frac {7}{2} \, {\left (c^{6} d^{2} + 10 \, b c^{4} d^{3} + a^{2} d^{6} + 2 \, {\left (b^{3} + 6 \, a b c\right )} d^{5} + 5 \, {\left (3 \, b^{2} c^{2} + 2 \, a c^{3}\right )} d^{4}\right )} x^{18} + {\left (c^{7} d + 21 \, b c^{5} d^{2} + 21 \, {\left (a b^{2} + a^{2} c\right )} d^{5} + 35 \, {\left (b^{3} c + 3 \, a b c^{2}\right )} d^{4} + 35 \, {\left (2 \, b^{2} c^{3} + a c^{4}\right )} d^{3}\right )} x^{17} + \frac {1}{8} \, {\left (c^{8} + 56 \, b c^{6} d + 168 \, a^{2} b d^{5} + 70 \, {\left (b^{4} + 12 \, a b^{2} c + 6 \, a^{2} c^{2}\right )} d^{4} + 560 \, {\left (b^{3} c^{2} + 2 \, a b c^{3}\right )} d^{3} + 84 \, {\left (5 \, b^{2} c^{4} + 2 \, a c^{5}\right )} d^{2}\right )} x^{16} + {\left (b c^{7} + 7 \, a^{3} d^{5} + 35 \, {\left (a b^{3} + 3 \, a^{2} b c\right )} d^{4} + 35 \, {\left (b^{4} c + 6 \, a b^{2} c^{2} + 2 \, a^{2} c^{3}\right )} d^{3} + 35 \, {\left (2 \, b^{3} c^{3} + 3 \, a b c^{4}\right )} d^{2} + 7 \, {\left (3 \, b^{2} c^{5} + a c^{6}\right )} d\right )} x^{15} + \frac {1}{2} \, {\left (7 \, b^{2} c^{6} + 2 \, a c^{7} + 35 \, {\left (3 \, a^{2} b^{2} + 2 \, a^{3} c\right )} d^{4} + 14 \, {\left (b^{5} + 20 \, a b^{3} c + 30 \, a^{2} b c^{2}\right )} d^{3} + 105 \, {\left (b^{4} c^{2} + 4 \, a b^{2} c^{3} + a^{2} c^{4}\right )} d^{2} + 14 \, {\left (5 \, b^{3} c^{4} + 6 \, a b c^{5}\right )} d\right )} x^{14} + 7 \, {\left (b^{3} c^{5} + a b c^{6} + 5 \, a^{3} b d^{4} + 5 \, {\left (a b^{4} + 6 \, a^{2} b^{2} c + 2 \, a^{3} c^{2}\right )} d^{3} + 3 \, {\left (b^{5} c + 10 \, a b^{3} c^{2} + 10 \, a^{2} b c^{3}\right )} d^{2} + {\left (5 \, b^{4} c^{3} + 15 \, a b^{2} c^{4} + 3 \, a^{2} c^{5}\right )} d\right )} x^{13} + \frac {7}{4} \, {\left (5 \, b^{4} c^{4} + 12 \, a b^{2} c^{5} + 2 \, a^{2} c^{6} + 5 \, a^{4} d^{4} + 40 \, {\left (a^{2} b^{3} + 2 \, a^{3} b c\right )} d^{3} + 2 \, {\left (b^{6} + 30 \, a b^{4} c + 90 \, a^{2} b^{2} c^{2} + 20 \, a^{3} c^{3}\right )} d^{2} + 4 \, {\left (3 \, b^{5} c^{2} + 20 \, a b^{3} c^{3} + 15 \, a^{2} b c^{4}\right )} d\right )} x^{12} + 7 \, {\left (b^{5} c^{3} + 5 \, a b^{3} c^{4} + 3 \, a^{2} b c^{5} + 5 \, {\left (2 \, a^{3} b^{2} + a^{4} c\right )} d^{3} + 3 \, {\left (a b^{5} + 10 \, a^{2} b^{3} c + 10 \, a^{3} b c^{2}\right )} d^{2} + {\left (b^{6} c + 15 \, a b^{4} c^{2} + 30 \, a^{2} b^{2} c^{3} + 5 \, a^{3} c^{4}\right )} d\right )} x^{11} + \frac {1}{2} \, {\left (7 \, b^{6} c^{2} + 70 \, a b^{4} c^{3} + 105 \, a^{2} b^{2} c^{4} + 14 \, a^{3} c^{5} + 70 \, a^{4} b d^{3} + 105 \, {\left (a^{2} b^{4} + 4 \, a^{3} b^{2} c + a^{4} c^{2}\right )} d^{2} + 2 \, {\left (b^{7} + 42 \, a b^{5} c + 210 \, a^{2} b^{3} c^{2} + 140 \, a^{3} b c^{3}\right )} d\right )} x^{10} + {\left (b^{7} c + 21 \, a b^{5} c^{2} + 70 \, a^{2} b^{3} c^{3} + 35 \, a^{3} b c^{4} + 7 \, a^{5} d^{3} + 35 \, {\left (2 \, a^{3} b^{3} + 3 \, a^{4} b c\right )} d^{2} + 7 \, {\left (a b^{6} + 15 \, a^{2} b^{4} c + 30 \, a^{3} b^{2} c^{2} + 5 \, a^{4} c^{3}\right )} d\right )} x^{9} + a^{7} b x + \frac {1}{8} \, {\left (b^{8} + 56 \, a b^{6} c + 420 \, a^{2} b^{4} c^{2} + 560 \, a^{3} b^{2} c^{3} + 70 \, a^{4} c^{4} + 84 \, {\left (5 \, a^{4} b^{2} + 2 \, a^{5} c\right )} d^{2} + 56 \, {\left (3 \, a^{2} b^{5} + 20 \, a^{3} b^{3} c + 15 \, a^{4} b c^{2}\right )} d\right )} x^{8} + {\left (a b^{7} + 21 \, a^{2} b^{5} c + 70 \, a^{3} b^{3} c^{2} + 35 \, a^{4} b c^{3} + 21 \, a^{5} b d^{2} + 7 \, {\left (5 \, a^{3} b^{4} + 15 \, a^{4} b^{2} c + 3 \, a^{5} c^{2}\right )} d\right )} x^{7} + \frac {7}{2} \, {\left (a^{2} b^{6} + 10 \, a^{3} b^{4} c + 15 \, a^{4} b^{2} c^{2} + 2 \, a^{5} c^{3} + a^{6} d^{2} + 2 \, {\left (5 \, a^{4} b^{3} + 6 \, a^{5} b c\right )} d\right )} x^{6} + 7 \, {\left (a^{3} b^{5} + 5 \, a^{4} b^{3} c + 3 \, a^{5} b c^{2} + {\left (3 \, a^{5} b^{2} + a^{6} c\right )} d\right )} x^{5} + \frac {7}{4} \, {\left (5 \, a^{4} b^{4} + 12 \, a^{5} b^{2} c + 2 \, a^{6} c^{2} + 4 \, a^{6} b d\right )} x^{4} + {\left (7 \, a^{5} b^{3} + 7 \, a^{6} b c + a^{7} d\right )} x^{3} + \frac {1}{2} \, {\left (7 \, a^{6} b^{2} + 2 \, a^{7} c\right )} x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 1771 vs.
\(2 (17) = 34\).
time = 0.17, size = 1771, normalized size = 84.33 \begin {gather*} a^{7} b x + c d^{7} x^{23} + \frac {d^{8} x^{24}}{8} + x^{22} \left (b d^{7} + \frac {7 c^{2} d^{6}}{2}\right ) + x^{21} \left (a d^{7} + 7 b c d^{6} + 7 c^{3} d^{5}\right ) + x^{20} \cdot \left (7 a c d^{6} + \frac {7 b^{2} d^{6}}{2} + 21 b c^{2} d^{5} + \frac {35 c^{4} d^{4}}{4}\right ) + x^{19} \cdot \left (7 a b d^{6} + 21 a c^{2} d^{5} + 21 b^{2} c d^{5} + 35 b c^{3} d^{4} + 7 c^{5} d^{3}\right ) + x^{18} \cdot \left (\frac {7 a^{2} d^{6}}{2} + 42 a b c d^{5} + 35 a c^{3} d^{4} + 7 b^{3} d^{5} + \frac {105 b^{2} c^{2} d^{4}}{2} + 35 b c^{4} d^{3} + \frac {7 c^{6} d^{2}}{2}\right ) + x^{17} \cdot \left (21 a^{2} c d^{5} + 21 a b^{2} d^{5} + 105 a b c^{2} d^{4} + 35 a c^{4} d^{3} + 35 b^{3} c d^{4} + 70 b^{2} c^{3} d^{3} + 21 b c^{5} d^{2} + c^{7} d\right ) + x^{16} \cdot \left (21 a^{2} b d^{5} + \frac {105 a^{2} c^{2} d^{4}}{2} + 105 a b^{2} c d^{4} + 140 a b c^{3} d^{3} + 21 a c^{5} d^{2} + \frac {35 b^{4} d^{4}}{4} + 70 b^{3} c^{2} d^{3} + \frac {105 b^{2} c^{4} d^{2}}{2} + 7 b c^{6} d + \frac {c^{8}}{8}\right ) + x^{15} \cdot \left (7 a^{3} d^{5} + 105 a^{2} b c d^{4} + 70 a^{2} c^{3} d^{3} + 35 a b^{3} d^{4} + 210 a b^{2} c^{2} d^{3} + 105 a b c^{4} d^{2} + 7 a c^{6} d + 35 b^{4} c d^{3} + 70 b^{3} c^{3} d^{2} + 21 b^{2} c^{5} d + b c^{7}\right ) + x^{14} \cdot \left (35 a^{3} c d^{4} + \frac {105 a^{2} b^{2} d^{4}}{2} + 210 a^{2} b c^{2} d^{3} + \frac {105 a^{2} c^{4} d^{2}}{2} + 140 a b^{3} c d^{3} + 210 a b^{2} c^{3} d^{2} + 42 a b c^{5} d + a c^{7} + 7 b^{5} d^{3} + \frac {105 b^{4} c^{2} d^{2}}{2} + 35 b^{3} c^{4} d + \frac {7 b^{2} c^{6}}{2}\right ) + x^{13} \cdot \left (35 a^{3} b d^{4} + 70 a^{3} c^{2} d^{3} + 210 a^{2} b^{2} c d^{3} + 210 a^{2} b c^{3} d^{2} + 21 a^{2} c^{5} d + 35 a b^{4} d^{3} + 210 a b^{3} c^{2} d^{2} + 105 a b^{2} c^{4} d + 7 a b c^{6} + 21 b^{5} c d^{2} + 35 b^{4} c^{3} d + 7 b^{3} c^{5}\right ) + x^{12} \cdot \left (\frac {35 a^{4} d^{4}}{4} + 140 a^{3} b c d^{3} + 70 a^{3} c^{3} d^{2} + 70 a^{2} b^{3} d^{3} + 315 a^{2} b^{2} c^{2} d^{2} + 105 a^{2} b c^{4} d + \frac {7 a^{2} c^{6}}{2} + 105 a b^{4} c d^{2} + 140 a b^{3} c^{3} d + 21 a b^{2} c^{5} + \frac {7 b^{6} d^{2}}{2} + 21 b^{5} c^{2} d + \frac {35 b^{4} c^{4}}{4}\right ) + x^{11} \cdot \left (35 a^{4} c d^{3} + 70 a^{3} b^{2} d^{3} + 210 a^{3} b c^{2} d^{2} + 35 a^{3} c^{4} d + 210 a^{2} b^{3} c d^{2} + 210 a^{2} b^{2} c^{3} d + 21 a^{2} b c^{5} + 21 a b^{5} d^{2} + 105 a b^{4} c^{2} d + 35 a b^{3} c^{4} + 7 b^{6} c d + 7 b^{5} c^{3}\right ) + x^{10} \cdot \left (35 a^{4} b d^{3} + \frac {105 a^{4} c^{2} d^{2}}{2} + 210 a^{3} b^{2} c d^{2} + 140 a^{3} b c^{3} d + 7 a^{3} c^{5} + \frac {105 a^{2} b^{4} d^{2}}{2} + 210 a^{2} b^{3} c^{2} d + \frac {105 a^{2} b^{2} c^{4}}{2} + 42 a b^{5} c d + 35 a b^{4} c^{3} + b^{7} d + \frac {7 b^{6} c^{2}}{2}\right ) + x^{9} \cdot \left (7 a^{5} d^{3} + 105 a^{4} b c d^{2} + 35 a^{4} c^{3} d + 70 a^{3} b^{3} d^{2} + 210 a^{3} b^{2} c^{2} d + 35 a^{3} b c^{4} + 105 a^{2} b^{4} c d + 70 a^{2} b^{3} c^{3} + 7 a b^{6} d + 21 a b^{5} c^{2} + b^{7} c\right ) + x^{8} \cdot \left (21 a^{5} c d^{2} + \frac {105 a^{4} b^{2} d^{2}}{2} + 105 a^{4} b c^{2} d + \frac {35 a^{4} c^{4}}{4} + 140 a^{3} b^{3} c d + 70 a^{3} b^{2} c^{3} + 21 a^{2} b^{5} d + \frac {105 a^{2} b^{4} c^{2}}{2} + 7 a b^{6} c + \frac {b^{8}}{8}\right ) + x^{7} \cdot \left (21 a^{5} b d^{2} + 21 a^{5} c^{2} d + 105 a^{4} b^{2} c d + 35 a^{4} b c^{3} + 35 a^{3} b^{4} d + 70 a^{3} b^{3} c^{2} + 21 a^{2} b^{5} c + a b^{7}\right ) + x^{6} \cdot \left (\frac {7 a^{6} d^{2}}{2} + 42 a^{5} b c d + 7 a^{5} c^{3} + 35 a^{4} b^{3} d + \frac {105 a^{4} b^{2} c^{2}}{2} + 35 a^{3} b^{4} c + \frac {7 a^{2} b^{6}}{2}\right ) + x^{5} \cdot \left (7 a^{6} c d + 21 a^{5} b^{2} d + 21 a^{5} b c^{2} + 35 a^{4} b^{3} c + 7 a^{3} b^{5}\right ) + x^{4} \cdot \left (7 a^{6} b d + \frac {7 a^{6} c^{2}}{2} + 21 a^{5} b^{2} c + \frac {35 a^{4} b^{4}}{4}\right ) + x^{3} \left (a^{7} d + 7 a^{6} b c + 7 a^{5} b^{3}\right ) + x^{2} \left (a^{7} c + \frac {7 a^{6} b^{2}}{2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 160 vs.
\(2 (19) = 38\).
time = 3.41, size = 160, normalized size = 7.62 \begin {gather*} \frac {1}{8} \, {\left (d x^{3} + c x^{2} + b x\right )}^{8} + {\left (d x^{3} + c x^{2} + b x\right )}^{7} a + \frac {7}{2} \, {\left (d x^{3} + c x^{2} + b x\right )}^{6} a^{2} + 7 \, {\left (d x^{3} + c x^{2} + b x\right )}^{5} a^{3} + \frac {35}{4} \, {\left (d x^{3} + c x^{2} + b x\right )}^{4} a^{4} + 7 \, {\left (d x^{3} + c x^{2} + b x\right )}^{3} a^{5} + \frac {7}{2} \, {\left (d x^{3} + c x^{2} + b x\right )}^{2} a^{6} + {\left (d x^{3} + c x^{2} + b x\right )} a^{7} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 2.98, size = 1576, normalized size = 75.05 \begin {gather*} x^{12}\,\left (\frac {35\,a^4\,d^4}{4}+140\,a^3\,b\,c\,d^3+70\,a^3\,c^3\,d^2+70\,a^2\,b^3\,d^3+315\,a^2\,b^2\,c^2\,d^2+105\,a^2\,b\,c^4\,d+\frac {7\,a^2\,c^6}{2}+105\,a\,b^4\,c\,d^2+140\,a\,b^3\,c^3\,d+21\,a\,b^2\,c^5+\frac {7\,b^6\,d^2}{2}+21\,b^5\,c^2\,d+\frac {35\,b^4\,c^4}{4}\right )+x^{11}\,\left (35\,a^4\,c\,d^3+70\,a^3\,b^2\,d^3+210\,a^3\,b\,c^2\,d^2+35\,a^3\,c^4\,d+210\,a^2\,b^3\,c\,d^2+210\,a^2\,b^2\,c^3\,d+21\,a^2\,b\,c^5+21\,a\,b^5\,d^2+105\,a\,b^4\,c^2\,d+35\,a\,b^3\,c^4+7\,b^6\,c\,d+7\,b^5\,c^3\right )+x^{13}\,\left (35\,a^3\,b\,d^4+70\,a^3\,c^2\,d^3+210\,a^2\,b^2\,c\,d^3+210\,a^2\,b\,c^3\,d^2+21\,a^2\,c^5\,d+35\,a\,b^4\,d^3+210\,a\,b^3\,c^2\,d^2+105\,a\,b^2\,c^4\,d+7\,a\,b\,c^6+21\,b^5\,c\,d^2+35\,b^4\,c^3\,d+7\,b^3\,c^5\right )+x^5\,\left (7\,d\,a^6\,c+21\,d\,a^5\,b^2+21\,a^5\,b\,c^2+35\,a^4\,b^3\,c+7\,a^3\,b^5\right )+x^{19}\,\left (21\,b^2\,c\,d^5+35\,b\,c^3\,d^4+7\,a\,b\,d^6+7\,c^5\,d^3+21\,a\,c^2\,d^5\right )+x^8\,\left (21\,a^5\,c\,d^2+\frac {105\,a^4\,b^2\,d^2}{2}+105\,a^4\,b\,c^2\,d+\frac {35\,a^4\,c^4}{4}+140\,a^3\,b^3\,c\,d+70\,a^3\,b^2\,c^3+21\,a^2\,b^5\,d+\frac {105\,a^2\,b^4\,c^2}{2}+7\,a\,b^6\,c+\frac {b^8}{8}\right )+x^9\,\left (7\,a^5\,d^3+105\,a^4\,b\,c\,d^2+35\,a^4\,c^3\,d+70\,a^3\,b^3\,d^2+210\,a^3\,b^2\,c^2\,d+35\,a^3\,b\,c^4+105\,a^2\,b^4\,c\,d+70\,a^2\,b^3\,c^3+7\,a\,b^6\,d+21\,a\,b^5\,c^2+b^7\,c\right )+x^{16}\,\left (21\,a^2\,b\,d^5+\frac {105\,a^2\,c^2\,d^4}{2}+105\,a\,b^2\,c\,d^4+140\,a\,b\,c^3\,d^3+21\,a\,c^5\,d^2+\frac {35\,b^4\,d^4}{4}+70\,b^3\,c^2\,d^3+\frac {105\,b^2\,c^4\,d^2}{2}+7\,b\,c^6\,d+\frac {c^8}{8}\right )+x^{10}\,\left (35\,a^4\,b\,d^3+\frac {105\,a^4\,c^2\,d^2}{2}+210\,a^3\,b^2\,c\,d^2+140\,a^3\,b\,c^3\,d+7\,a^3\,c^5+\frac {105\,a^2\,b^4\,d^2}{2}+210\,a^2\,b^3\,c^2\,d+\frac {105\,a^2\,b^2\,c^4}{2}+42\,a\,b^5\,c\,d+35\,a\,b^4\,c^3+b^7\,d+\frac {7\,b^6\,c^2}{2}\right )+x^{15}\,\left (7\,a^3\,d^5+105\,a^2\,b\,c\,d^4+70\,a^2\,c^3\,d^3+35\,a\,b^3\,d^4+210\,a\,b^2\,c^2\,d^3+105\,a\,b\,c^4\,d^2+7\,a\,c^6\,d+35\,b^4\,c\,d^3+70\,b^3\,c^3\,d^2+21\,b^2\,c^5\,d+b\,c^7\right )+x^{14}\,\left (35\,a^3\,c\,d^4+\frac {105\,a^2\,b^2\,d^4}{2}+210\,a^2\,b\,c^2\,d^3+\frac {105\,a^2\,c^4\,d^2}{2}+140\,a\,b^3\,c\,d^3+210\,a\,b^2\,c^3\,d^2+42\,a\,b\,c^5\,d+a\,c^7+7\,b^5\,d^3+\frac {105\,b^4\,c^2\,d^2}{2}+35\,b^3\,c^4\,d+\frac {7\,b^2\,c^6}{2}\right )+x^4\,\left (7\,d\,a^6\,b+\frac {7\,a^6\,c^2}{2}+21\,a^5\,b^2\,c+\frac {35\,a^4\,b^4}{4}\right )+x^{20}\,\left (\frac {7\,b^2\,d^6}{2}+21\,b\,c^2\,d^5+\frac {35\,c^4\,d^4}{4}+7\,a\,c\,d^6\right )+x^6\,\left (\frac {7\,a^6\,d^2}{2}+42\,a^5\,b\,c\,d+7\,a^5\,c^3+35\,a^4\,b^3\,d+\frac {105\,a^4\,b^2\,c^2}{2}+35\,a^3\,b^4\,c+\frac {7\,a^2\,b^6}{2}\right )+x^7\,\left (21\,a^5\,b\,d^2+21\,a^5\,c^2\,d+105\,a^4\,b^2\,c\,d+35\,a^4\,b\,c^3+35\,a^3\,b^4\,d+70\,a^3\,b^3\,c^2+21\,a^2\,b^5\,c+a\,b^7\right )+x^{18}\,\left (\frac {7\,a^2\,d^6}{2}+42\,a\,b\,c\,d^5+35\,a\,c^3\,d^4+7\,b^3\,d^5+\frac {105\,b^2\,c^2\,d^4}{2}+35\,b\,c^4\,d^3+\frac {7\,c^6\,d^2}{2}\right )+x^{17}\,\left (21\,a^2\,c\,d^5+21\,a\,b^2\,d^5+105\,a\,b\,c^2\,d^4+35\,a\,c^4\,d^3+35\,b^3\,c\,d^4+70\,b^2\,c^3\,d^3+21\,b\,c^5\,d^2+c^7\,d\right )+x^3\,\left (d\,a^7+7\,c\,a^6\,b+7\,a^5\,b^3\right )+\frac {d^8\,x^{24}}{8}+x^2\,\left (c\,a^7+\frac {7\,a^6\,b^2}{2}\right )+c\,d^7\,x^{23}+d^5\,x^{21}\,\left (7\,c^3+7\,b\,c\,d+a\,d^2\right )+\frac {d^6\,x^{22}\,\left (7\,c^2+2\,b\,d\right )}{2}+a^7\,b\,x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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