Optimal. Leaf size=150 \[ \frac{a^6 \left (a+b x^n\right )^9}{9 b^7 n}-\frac{3 a^5 \left (a+b x^n\right )^{10}}{5 b^7 n}+\frac{15 a^4 \left (a+b x^n\right )^{11}}{11 b^7 n}-\frac{5 a^3 \left (a+b x^n\right )^{12}}{3 b^7 n}+\frac{15 a^2 \left (a+b x^n\right )^{13}}{13 b^7 n}+\frac{\left (a+b x^n\right )^{15}}{15 b^7 n}-\frac{3 a \left (a+b x^n\right )^{14}}{7 b^7 n} \]
[Out]
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Rubi [A] time = 0.194401, antiderivative size = 150, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.118 \[ \frac{a^6 \left (a+b x^n\right )^9}{9 b^7 n}-\frac{3 a^5 \left (a+b x^n\right )^{10}}{5 b^7 n}+\frac{15 a^4 \left (a+b x^n\right )^{11}}{11 b^7 n}-\frac{5 a^3 \left (a+b x^n\right )^{12}}{3 b^7 n}+\frac{15 a^2 \left (a+b x^n\right )^{13}}{13 b^7 n}+\frac{\left (a+b x^n\right )^{15}}{15 b^7 n}-\frac{3 a \left (a+b x^n\right )^{14}}{7 b^7 n} \]
Antiderivative was successfully verified.
[In] Int[x^(-1 + 7*n)*(a + b*x^n)^8,x]
[Out]
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Rubi in Sympy [A] time = 30.3127, size = 134, normalized size = 0.89 \[ \frac{a^{8} x^{7 n}}{7 n} + \frac{a^{7} b x^{8 n}}{n} + \frac{28 a^{6} b^{2} x^{9 n}}{9 n} + \frac{28 a^{5} b^{3} x^{10 n}}{5 n} + \frac{70 a^{4} b^{4} x^{11 n}}{11 n} + \frac{14 a^{3} b^{5} x^{12 n}}{3 n} + \frac{28 a^{2} b^{6} x^{13 n}}{13 n} + \frac{4 a b^{7} x^{14 n}}{7 n} + \frac{b^{8} x^{15 n}}{15 n} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x**(-1+7*n)*(a+b*x**n)**8,x)
[Out]
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Mathematica [A] time = 0.0420576, size = 113, normalized size = 0.75 \[ \frac{x^{7 n} \left (6435 a^8+45045 a^7 b x^n+140140 a^6 b^2 x^{2 n}+252252 a^5 b^3 x^{3 n}+286650 a^4 b^4 x^{4 n}+210210 a^3 b^5 x^{5 n}+97020 a^2 b^6 x^{6 n}+25740 a b^7 x^{7 n}+3003 b^8 x^{8 n}\right )}{45045 n} \]
Antiderivative was successfully verified.
[In] Integrate[x^(-1 + 7*n)*(a + b*x^n)^8,x]
[Out]
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Maple [A] time = 0.041, size = 135, normalized size = 0.9 \[{\frac{{b}^{8} \left ({x}^{n} \right ) ^{15}}{15\,n}}+{\frac{4\,a{b}^{7} \left ({x}^{n} \right ) ^{14}}{7\,n}}+{\frac{28\,{a}^{2}{b}^{6} \left ({x}^{n} \right ) ^{13}}{13\,n}}+{\frac{14\,{a}^{3}{b}^{5} \left ({x}^{n} \right ) ^{12}}{3\,n}}+{\frac{70\,{a}^{4}{b}^{4} \left ({x}^{n} \right ) ^{11}}{11\,n}}+{\frac{28\,{a}^{5}{b}^{3} \left ({x}^{n} \right ) ^{10}}{5\,n}}+{\frac{28\,{a}^{6}{b}^{2} \left ({x}^{n} \right ) ^{9}}{9\,n}}+{\frac{b{a}^{7} \left ({x}^{n} \right ) ^{8}}{n}}+{\frac{{a}^{8} \left ({x}^{n} \right ) ^{7}}{7\,n}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x^(-1+7*n)*(a+b*x^n)^8,x)
[Out]
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Maxima [F] time = 0., size = 0, normalized size = 0. \[ \text{Exception raised: ValueError} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)^8*x^(7*n - 1),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.239124, size = 153, normalized size = 1.02 \[ \frac{3003 \, b^{8} x^{15 \, n} + 25740 \, a b^{7} x^{14 \, n} + 97020 \, a^{2} b^{6} x^{13 \, n} + 210210 \, a^{3} b^{5} x^{12 \, n} + 286650 \, a^{4} b^{4} x^{11 \, n} + 252252 \, a^{5} b^{3} x^{10 \, n} + 140140 \, a^{6} b^{2} x^{9 \, n} + 45045 \, a^{7} b x^{8 \, n} + 6435 \, a^{8} x^{7 \, n}}{45045 \, n} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)^8*x^(7*n - 1),x, algorithm="fricas")
[Out]
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \[ \text{Timed out} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x**(-1+7*n)*(a+b*x**n)**8,x)
[Out]
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GIAC/XCAS [F] time = 0., size = 0, normalized size = 0. \[ \int{\left (b x^{n} + a\right )}^{8} x^{7 \, n - 1}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^n + a)^8*x^(7*n - 1),x, algorithm="giac")
[Out]