Optimal. Leaf size=137 \[ \frac{(c+d x)^{19} \left (a^2 d^2-6 a b c d+6 b^2 c^2\right )}{19 d^5}+\frac{c^2 (c+d x)^{17} (b c-a d)^2}{17 d^5}-\frac{b (c+d x)^{20} (2 b c-a d)}{10 d^5}-\frac{c (c+d x)^{18} (b c-a d) (2 b c-a d)}{9 d^5}+\frac{b^2 (c+d x)^{21}}{21 d^5} \]
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Rubi [A] time = 0.338051, antiderivative size = 137, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.056, Rules used = {88} \[ \frac{(c+d x)^{19} \left (a^2 d^2-6 a b c d+6 b^2 c^2\right )}{19 d^5}+\frac{c^2 (c+d x)^{17} (b c-a d)^2}{17 d^5}-\frac{b (c+d x)^{20} (2 b c-a d)}{10 d^5}-\frac{c (c+d x)^{18} (b c-a d) (2 b c-a d)}{9 d^5}+\frac{b^2 (c+d x)^{21}}{21 d^5} \]
Antiderivative was successfully verified.
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Rule 88
Rubi steps
\begin{align*} \int x^2 (a+b x)^2 (c+d x)^{16} \, dx &=\int \left (\frac{c^2 (b c-a d)^2 (c+d x)^{16}}{d^4}+\frac{2 c (b c-a d) (-2 b c+a d) (c+d x)^{17}}{d^4}+\frac{\left (6 b^2 c^2-6 a b c d+a^2 d^2\right ) (c+d x)^{18}}{d^4}-\frac{2 b (2 b c-a d) (c+d x)^{19}}{d^4}+\frac{b^2 (c+d x)^{20}}{d^4}\right ) \, dx\\ &=\frac{c^2 (b c-a d)^2 (c+d x)^{17}}{17 d^5}-\frac{c (b c-a d) (2 b c-a d) (c+d x)^{18}}{9 d^5}+\frac{\left (6 b^2 c^2-6 a b c d+a^2 d^2\right ) (c+d x)^{19}}{19 d^5}-\frac{b (2 b c-a d) (c+d x)^{20}}{10 d^5}+\frac{b^2 (c+d x)^{21}}{21 d^5}\\ \end{align*}
Mathematica [B] time = 0.0842782, size = 585, normalized size = 4.27 \[ \frac{1}{19} d^{14} x^{19} \left (a^2 d^2+32 a b c d+120 b^2 c^2\right )+\frac{8}{9} c d^{13} x^{18} \left (a^2 d^2+15 a b c d+35 b^2 c^2\right )+\frac{20}{17} c^2 d^{12} x^{17} \left (6 a^2 d^2+56 a b c d+91 b^2 c^2\right )+\frac{7}{2} c^3 d^{11} x^{16} \left (10 a^2 d^2+65 a b c d+78 b^2 c^2\right )+\frac{364}{15} c^4 d^{10} x^{15} \left (5 a^2 d^2+24 a b c d+22 b^2 c^2\right )+\frac{104}{7} c^5 d^9 x^{14} \left (21 a^2 d^2+77 a b c d+55 b^2 c^2\right )+22 c^6 d^8 x^{13} \left (28 a^2 d^2+80 a b c d+45 b^2 c^2\right )+\frac{715}{3} c^7 d^7 x^{12} \left (4 a^2 d^2+9 a b c d+4 b^2 c^2\right )+26 c^8 d^6 x^{11} \left (45 a^2 d^2+80 a b c d+28 b^2 c^2\right )+\frac{104}{5} c^9 d^5 x^{10} \left (55 a^2 d^2+77 a b c d+21 b^2 c^2\right )+\frac{364}{9} c^{10} d^4 x^9 \left (22 a^2 d^2+24 a b c d+5 b^2 c^2\right )+7 c^{11} d^3 x^8 \left (78 a^2 d^2+65 a b c d+10 b^2 c^2\right )+\frac{20}{7} c^{12} d^2 x^7 \left (91 a^2 d^2+56 a b c d+6 b^2 c^2\right )+\frac{8}{3} c^{13} d x^6 \left (35 a^2 d^2+15 a b c d+b^2 c^2\right )+\frac{1}{5} c^{14} x^5 \left (120 a^2 d^2+32 a b c d+b^2 c^2\right )+\frac{1}{3} a^2 c^{16} x^3+\frac{1}{2} a c^{15} x^4 (8 a d+b c)+\frac{1}{10} b d^{15} x^{20} (a d+8 b c)+\frac{1}{21} b^2 d^{16} x^{21} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.001, size = 622, normalized size = 4.5 \begin{align*}{\frac{{b}^{2}{d}^{16}{x}^{21}}{21}}+{\frac{ \left ( 2\,ab{d}^{16}+16\,{b}^{2}c{d}^{15} \right ){x}^{20}}{20}}+{\frac{ \left ({a}^{2}{d}^{16}+32\,abc{d}^{15}+120\,{b}^{2}{c}^{2}{d}^{14} \right ){x}^{19}}{19}}+{\frac{ \left ( 16\,{a}^{2}c{d}^{15}+240\,ab{c}^{2}{d}^{14}+560\,{b}^{2}{c}^{3}{d}^{13} \right ){x}^{18}}{18}}+{\frac{ \left ( 120\,{a}^{2}{c}^{2}{d}^{14}+1120\,ab{c}^{3}{d}^{13}+1820\,{b}^{2}{c}^{4}{d}^{12} \right ){x}^{17}}{17}}+{\frac{ \left ( 560\,{a}^{2}{c}^{3}{d}^{13}+3640\,ab{c}^{4}{d}^{12}+4368\,{b}^{2}{c}^{5}{d}^{11} \right ){x}^{16}}{16}}+{\frac{ \left ( 1820\,{a}^{2}{c}^{4}{d}^{12}+8736\,ab{c}^{5}{d}^{11}+8008\,{b}^{2}{c}^{6}{d}^{10} \right ){x}^{15}}{15}}+{\frac{ \left ( 4368\,{a}^{2}{c}^{5}{d}^{11}+16016\,ab{c}^{6}{d}^{10}+11440\,{b}^{2}{c}^{7}{d}^{9} \right ){x}^{14}}{14}}+{\frac{ \left ( 8008\,{a}^{2}{c}^{6}{d}^{10}+22880\,ab{c}^{7}{d}^{9}+12870\,{b}^{2}{c}^{8}{d}^{8} \right ){x}^{13}}{13}}+{\frac{ \left ( 11440\,{a}^{2}{c}^{7}{d}^{9}+25740\,ab{c}^{8}{d}^{8}+11440\,{b}^{2}{c}^{9}{d}^{7} \right ){x}^{12}}{12}}+{\frac{ \left ( 12870\,{a}^{2}{c}^{8}{d}^{8}+22880\,ab{c}^{9}{d}^{7}+8008\,{b}^{2}{c}^{10}{d}^{6} \right ){x}^{11}}{11}}+{\frac{ \left ( 11440\,{a}^{2}{c}^{9}{d}^{7}+16016\,ab{c}^{10}{d}^{6}+4368\,{b}^{2}{c}^{11}{d}^{5} \right ){x}^{10}}{10}}+{\frac{ \left ( 8008\,{a}^{2}{c}^{10}{d}^{6}+8736\,ab{c}^{11}{d}^{5}+1820\,{b}^{2}{c}^{12}{d}^{4} \right ){x}^{9}}{9}}+{\frac{ \left ( 4368\,{a}^{2}{c}^{11}{d}^{5}+3640\,ab{c}^{12}{d}^{4}+560\,{b}^{2}{c}^{13}{d}^{3} \right ){x}^{8}}{8}}+{\frac{ \left ( 1820\,{a}^{2}{c}^{12}{d}^{4}+1120\,ab{c}^{13}{d}^{3}+120\,{b}^{2}{c}^{14}{d}^{2} \right ){x}^{7}}{7}}+{\frac{ \left ( 560\,{a}^{2}{c}^{13}{d}^{3}+240\,ab{c}^{14}{d}^{2}+16\,{b}^{2}{c}^{15}d \right ){x}^{6}}{6}}+{\frac{ \left ( 120\,{a}^{2}{c}^{14}{d}^{2}+32\,ab{c}^{15}d+{b}^{2}{c}^{16} \right ){x}^{5}}{5}}+{\frac{ \left ( 16\,{a}^{2}{c}^{15}d+2\,ab{c}^{16} \right ){x}^{4}}{4}}+{\frac{{a}^{2}{c}^{16}{x}^{3}}{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.02852, size = 833, normalized size = 6.08 \begin{align*} \frac{1}{21} \, b^{2} d^{16} x^{21} + \frac{1}{3} \, a^{2} c^{16} x^{3} + \frac{1}{10} \,{\left (8 \, b^{2} c d^{15} + a b d^{16}\right )} x^{20} + \frac{1}{19} \,{\left (120 \, b^{2} c^{2} d^{14} + 32 \, a b c d^{15} + a^{2} d^{16}\right )} x^{19} + \frac{8}{9} \,{\left (35 \, b^{2} c^{3} d^{13} + 15 \, a b c^{2} d^{14} + a^{2} c d^{15}\right )} x^{18} + \frac{20}{17} \,{\left (91 \, b^{2} c^{4} d^{12} + 56 \, a b c^{3} d^{13} + 6 \, a^{2} c^{2} d^{14}\right )} x^{17} + \frac{7}{2} \,{\left (78 \, b^{2} c^{5} d^{11} + 65 \, a b c^{4} d^{12} + 10 \, a^{2} c^{3} d^{13}\right )} x^{16} + \frac{364}{15} \,{\left (22 \, b^{2} c^{6} d^{10} + 24 \, a b c^{5} d^{11} + 5 \, a^{2} c^{4} d^{12}\right )} x^{15} + \frac{104}{7} \,{\left (55 \, b^{2} c^{7} d^{9} + 77 \, a b c^{6} d^{10} + 21 \, a^{2} c^{5} d^{11}\right )} x^{14} + 22 \,{\left (45 \, b^{2} c^{8} d^{8} + 80 \, a b c^{7} d^{9} + 28 \, a^{2} c^{6} d^{10}\right )} x^{13} + \frac{715}{3} \,{\left (4 \, b^{2} c^{9} d^{7} + 9 \, a b c^{8} d^{8} + 4 \, a^{2} c^{7} d^{9}\right )} x^{12} + 26 \,{\left (28 \, b^{2} c^{10} d^{6} + 80 \, a b c^{9} d^{7} + 45 \, a^{2} c^{8} d^{8}\right )} x^{11} + \frac{104}{5} \,{\left (21 \, b^{2} c^{11} d^{5} + 77 \, a b c^{10} d^{6} + 55 \, a^{2} c^{9} d^{7}\right )} x^{10} + \frac{364}{9} \,{\left (5 \, b^{2} c^{12} d^{4} + 24 \, a b c^{11} d^{5} + 22 \, a^{2} c^{10} d^{6}\right )} x^{9} + 7 \,{\left (10 \, b^{2} c^{13} d^{3} + 65 \, a b c^{12} d^{4} + 78 \, a^{2} c^{11} d^{5}\right )} x^{8} + \frac{20}{7} \,{\left (6 \, b^{2} c^{14} d^{2} + 56 \, a b c^{13} d^{3} + 91 \, a^{2} c^{12} d^{4}\right )} x^{7} + \frac{8}{3} \,{\left (b^{2} c^{15} d + 15 \, a b c^{14} d^{2} + 35 \, a^{2} c^{13} d^{3}\right )} x^{6} + \frac{1}{5} \,{\left (b^{2} c^{16} + 32 \, a b c^{15} d + 120 \, a^{2} c^{14} d^{2}\right )} x^{5} + \frac{1}{2} \,{\left (a b c^{16} + 8 \, a^{2} c^{15} d\right )} x^{4} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.63883, size = 1650, normalized size = 12.04 \begin{align*} \frac{1}{21} x^{21} d^{16} b^{2} + \frac{4}{5} x^{20} d^{15} c b^{2} + \frac{1}{10} x^{20} d^{16} b a + \frac{120}{19} x^{19} d^{14} c^{2} b^{2} + \frac{32}{19} x^{19} d^{15} c b a + \frac{1}{19} x^{19} d^{16} a^{2} + \frac{280}{9} x^{18} d^{13} c^{3} b^{2} + \frac{40}{3} x^{18} d^{14} c^{2} b a + \frac{8}{9} x^{18} d^{15} c a^{2} + \frac{1820}{17} x^{17} d^{12} c^{4} b^{2} + \frac{1120}{17} x^{17} d^{13} c^{3} b a + \frac{120}{17} x^{17} d^{14} c^{2} a^{2} + 273 x^{16} d^{11} c^{5} b^{2} + \frac{455}{2} x^{16} d^{12} c^{4} b a + 35 x^{16} d^{13} c^{3} a^{2} + \frac{8008}{15} x^{15} d^{10} c^{6} b^{2} + \frac{2912}{5} x^{15} d^{11} c^{5} b a + \frac{364}{3} x^{15} d^{12} c^{4} a^{2} + \frac{5720}{7} x^{14} d^{9} c^{7} b^{2} + 1144 x^{14} d^{10} c^{6} b a + 312 x^{14} d^{11} c^{5} a^{2} + 990 x^{13} d^{8} c^{8} b^{2} + 1760 x^{13} d^{9} c^{7} b a + 616 x^{13} d^{10} c^{6} a^{2} + \frac{2860}{3} x^{12} d^{7} c^{9} b^{2} + 2145 x^{12} d^{8} c^{8} b a + \frac{2860}{3} x^{12} d^{9} c^{7} a^{2} + 728 x^{11} d^{6} c^{10} b^{2} + 2080 x^{11} d^{7} c^{9} b a + 1170 x^{11} d^{8} c^{8} a^{2} + \frac{2184}{5} x^{10} d^{5} c^{11} b^{2} + \frac{8008}{5} x^{10} d^{6} c^{10} b a + 1144 x^{10} d^{7} c^{9} a^{2} + \frac{1820}{9} x^{9} d^{4} c^{12} b^{2} + \frac{2912}{3} x^{9} d^{5} c^{11} b a + \frac{8008}{9} x^{9} d^{6} c^{10} a^{2} + 70 x^{8} d^{3} c^{13} b^{2} + 455 x^{8} d^{4} c^{12} b a + 546 x^{8} d^{5} c^{11} a^{2} + \frac{120}{7} x^{7} d^{2} c^{14} b^{2} + 160 x^{7} d^{3} c^{13} b a + 260 x^{7} d^{4} c^{12} a^{2} + \frac{8}{3} x^{6} d c^{15} b^{2} + 40 x^{6} d^{2} c^{14} b a + \frac{280}{3} x^{6} d^{3} c^{13} a^{2} + \frac{1}{5} x^{5} c^{16} b^{2} + \frac{32}{5} x^{5} d c^{15} b a + 24 x^{5} d^{2} c^{14} a^{2} + \frac{1}{2} x^{4} c^{16} b a + 4 x^{4} d c^{15} a^{2} + \frac{1}{3} x^{3} c^{16} a^{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.207842, size = 682, normalized size = 4.98 \begin{align*} \frac{a^{2} c^{16} x^{3}}{3} + \frac{b^{2} d^{16} x^{21}}{21} + x^{20} \left (\frac{a b d^{16}}{10} + \frac{4 b^{2} c d^{15}}{5}\right ) + x^{19} \left (\frac{a^{2} d^{16}}{19} + \frac{32 a b c d^{15}}{19} + \frac{120 b^{2} c^{2} d^{14}}{19}\right ) + x^{18} \left (\frac{8 a^{2} c d^{15}}{9} + \frac{40 a b c^{2} d^{14}}{3} + \frac{280 b^{2} c^{3} d^{13}}{9}\right ) + x^{17} \left (\frac{120 a^{2} c^{2} d^{14}}{17} + \frac{1120 a b c^{3} d^{13}}{17} + \frac{1820 b^{2} c^{4} d^{12}}{17}\right ) + x^{16} \left (35 a^{2} c^{3} d^{13} + \frac{455 a b c^{4} d^{12}}{2} + 273 b^{2} c^{5} d^{11}\right ) + x^{15} \left (\frac{364 a^{2} c^{4} d^{12}}{3} + \frac{2912 a b c^{5} d^{11}}{5} + \frac{8008 b^{2} c^{6} d^{10}}{15}\right ) + x^{14} \left (312 a^{2} c^{5} d^{11} + 1144 a b c^{6} d^{10} + \frac{5720 b^{2} c^{7} d^{9}}{7}\right ) + x^{13} \left (616 a^{2} c^{6} d^{10} + 1760 a b c^{7} d^{9} + 990 b^{2} c^{8} d^{8}\right ) + x^{12} \left (\frac{2860 a^{2} c^{7} d^{9}}{3} + 2145 a b c^{8} d^{8} + \frac{2860 b^{2} c^{9} d^{7}}{3}\right ) + x^{11} \left (1170 a^{2} c^{8} d^{8} + 2080 a b c^{9} d^{7} + 728 b^{2} c^{10} d^{6}\right ) + x^{10} \left (1144 a^{2} c^{9} d^{7} + \frac{8008 a b c^{10} d^{6}}{5} + \frac{2184 b^{2} c^{11} d^{5}}{5}\right ) + x^{9} \left (\frac{8008 a^{2} c^{10} d^{6}}{9} + \frac{2912 a b c^{11} d^{5}}{3} + \frac{1820 b^{2} c^{12} d^{4}}{9}\right ) + x^{8} \left (546 a^{2} c^{11} d^{5} + 455 a b c^{12} d^{4} + 70 b^{2} c^{13} d^{3}\right ) + x^{7} \left (260 a^{2} c^{12} d^{4} + 160 a b c^{13} d^{3} + \frac{120 b^{2} c^{14} d^{2}}{7}\right ) + x^{6} \left (\frac{280 a^{2} c^{13} d^{3}}{3} + 40 a b c^{14} d^{2} + \frac{8 b^{2} c^{15} d}{3}\right ) + x^{5} \left (24 a^{2} c^{14} d^{2} + \frac{32 a b c^{15} d}{5} + \frac{b^{2} c^{16}}{5}\right ) + x^{4} \left (4 a^{2} c^{15} d + \frac{a b c^{16}}{2}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.18779, size = 902, normalized size = 6.58 \begin{align*} \frac{1}{21} \, b^{2} d^{16} x^{21} + \frac{4}{5} \, b^{2} c d^{15} x^{20} + \frac{1}{10} \, a b d^{16} x^{20} + \frac{120}{19} \, b^{2} c^{2} d^{14} x^{19} + \frac{32}{19} \, a b c d^{15} x^{19} + \frac{1}{19} \, a^{2} d^{16} x^{19} + \frac{280}{9} \, b^{2} c^{3} d^{13} x^{18} + \frac{40}{3} \, a b c^{2} d^{14} x^{18} + \frac{8}{9} \, a^{2} c d^{15} x^{18} + \frac{1820}{17} \, b^{2} c^{4} d^{12} x^{17} + \frac{1120}{17} \, a b c^{3} d^{13} x^{17} + \frac{120}{17} \, a^{2} c^{2} d^{14} x^{17} + 273 \, b^{2} c^{5} d^{11} x^{16} + \frac{455}{2} \, a b c^{4} d^{12} x^{16} + 35 \, a^{2} c^{3} d^{13} x^{16} + \frac{8008}{15} \, b^{2} c^{6} d^{10} x^{15} + \frac{2912}{5} \, a b c^{5} d^{11} x^{15} + \frac{364}{3} \, a^{2} c^{4} d^{12} x^{15} + \frac{5720}{7} \, b^{2} c^{7} d^{9} x^{14} + 1144 \, a b c^{6} d^{10} x^{14} + 312 \, a^{2} c^{5} d^{11} x^{14} + 990 \, b^{2} c^{8} d^{8} x^{13} + 1760 \, a b c^{7} d^{9} x^{13} + 616 \, a^{2} c^{6} d^{10} x^{13} + \frac{2860}{3} \, b^{2} c^{9} d^{7} x^{12} + 2145 \, a b c^{8} d^{8} x^{12} + \frac{2860}{3} \, a^{2} c^{7} d^{9} x^{12} + 728 \, b^{2} c^{10} d^{6} x^{11} + 2080 \, a b c^{9} d^{7} x^{11} + 1170 \, a^{2} c^{8} d^{8} x^{11} + \frac{2184}{5} \, b^{2} c^{11} d^{5} x^{10} + \frac{8008}{5} \, a b c^{10} d^{6} x^{10} + 1144 \, a^{2} c^{9} d^{7} x^{10} + \frac{1820}{9} \, b^{2} c^{12} d^{4} x^{9} + \frac{2912}{3} \, a b c^{11} d^{5} x^{9} + \frac{8008}{9} \, a^{2} c^{10} d^{6} x^{9} + 70 \, b^{2} c^{13} d^{3} x^{8} + 455 \, a b c^{12} d^{4} x^{8} + 546 \, a^{2} c^{11} d^{5} x^{8} + \frac{120}{7} \, b^{2} c^{14} d^{2} x^{7} + 160 \, a b c^{13} d^{3} x^{7} + 260 \, a^{2} c^{12} d^{4} x^{7} + \frac{8}{3} \, b^{2} c^{15} d x^{6} + 40 \, a b c^{14} d^{2} x^{6} + \frac{280}{3} \, a^{2} c^{13} d^{3} x^{6} + \frac{1}{5} \, b^{2} c^{16} x^{5} + \frac{32}{5} \, a b c^{15} d x^{5} + 24 \, a^{2} c^{14} d^{2} x^{5} + \frac{1}{2} \, a b c^{16} x^{4} + 4 \, a^{2} c^{15} d x^{4} + \frac{1}{3} \, a^{2} c^{16} x^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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