Optimal. Leaf size=306 \[ \frac{(d+e x)^{n+1} \left (-\sqrt{-a} \sqrt{c} d e n+a e^2 (n+1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d-\sqrt{-a} e}\right )}{4 \sqrt{-a} c (n+1) \left (\sqrt{c} d-\sqrt{-a} e\right ) \left (a e^2+c d^2\right )}-\frac{(d+e x)^{n+1} \left (\sqrt{-a} \sqrt{c} d e n+a e^2 (n+1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d+\sqrt{-a} e}\right )}{4 \sqrt{-a} c (n+1) \left (\sqrt{-a} e+\sqrt{c} d\right ) \left (a e^2+c d^2\right )}-\frac{(d+e x)^{n+1} (a e+c d x)}{2 c \left (a+c x^2\right ) \left (a e^2+c d^2\right )} \]
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Rubi [A] time = 0.530149, antiderivative size = 306, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 3, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.15, Rules used = {1649, 831, 68} \[ \frac{(d+e x)^{n+1} \left (-\sqrt{-a} \sqrt{c} d e n+a e^2 (n+1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d-\sqrt{-a} e}\right )}{4 \sqrt{-a} c (n+1) \left (\sqrt{c} d-\sqrt{-a} e\right ) \left (a e^2+c d^2\right )}-\frac{(d+e x)^{n+1} \left (\sqrt{-a} \sqrt{c} d e n+a e^2 (n+1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d+\sqrt{-a} e}\right )}{4 \sqrt{-a} c (n+1) \left (\sqrt{-a} e+\sqrt{c} d\right ) \left (a e^2+c d^2\right )}-\frac{(d+e x)^{n+1} (a e+c d x)}{2 c \left (a+c x^2\right ) \left (a e^2+c d^2\right )} \]
Antiderivative was successfully verified.
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Rule 1649
Rule 831
Rule 68
Rubi steps
\begin{align*} \int \frac{x^2 (d+e x)^n}{\left (a+c x^2\right )^2} \, dx &=-\frac{(a e+c d x) (d+e x)^{1+n}}{2 c \left (c d^2+a e^2\right ) \left (a+c x^2\right )}-\frac{\int \frac{(d+e x)^n \left (-\frac{a \left (c d^2+a e^2 (1+n)\right )}{c}-a d e n x\right )}{a+c x^2} \, dx}{2 a \left (c d^2+a e^2\right )}\\ &=-\frac{(a e+c d x) (d+e x)^{1+n}}{2 c \left (c d^2+a e^2\right ) \left (a+c x^2\right )}-\frac{\int \left (\frac{\left (\frac{a^2 d e n}{\sqrt{c}}-\frac{\sqrt{-a} a \left (c d^2+a e^2 (1+n)\right )}{c}\right ) (d+e x)^n}{2 a \left (\sqrt{-a}-\sqrt{c} x\right )}+\frac{\left (-\frac{a^2 d e n}{\sqrt{c}}-\frac{\sqrt{-a} a \left (c d^2+a e^2 (1+n)\right )}{c}\right ) (d+e x)^n}{2 a \left (\sqrt{-a}+\sqrt{c} x\right )}\right ) \, dx}{2 a \left (c d^2+a e^2\right )}\\ &=-\frac{(a e+c d x) (d+e x)^{1+n}}{2 c \left (c d^2+a e^2\right ) \left (a+c x^2\right )}-\frac{\left (c d^2-\sqrt{-a} \sqrt{c} d e n+a e^2 (1+n)\right ) \int \frac{(d+e x)^n}{\sqrt{-a}+\sqrt{c} x} \, dx}{4 \sqrt{-a} c \left (c d^2+a e^2\right )}-\frac{\left (c d^2+\sqrt{-a} \sqrt{c} d e n+a e^2 (1+n)\right ) \int \frac{(d+e x)^n}{\sqrt{-a}-\sqrt{c} x} \, dx}{4 \sqrt{-a} c \left (c d^2+a e^2\right )}\\ &=-\frac{(a e+c d x) (d+e x)^{1+n}}{2 c \left (c d^2+a e^2\right ) \left (a+c x^2\right )}+\frac{\left (c d^2-\sqrt{-a} \sqrt{c} d e n+a e^2 (1+n)\right ) (d+e x)^{1+n} \, _2F_1\left (1,1+n;2+n;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d-\sqrt{-a} e}\right )}{4 \sqrt{-a} c \left (\sqrt{c} d-\sqrt{-a} e\right ) \left (c d^2+a e^2\right ) (1+n)}-\frac{\left (c d^2+\sqrt{-a} \sqrt{c} d e n+a e^2 (1+n)\right ) (d+e x)^{1+n} \, _2F_1\left (1,1+n;2+n;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d+\sqrt{-a} e}\right )}{4 \sqrt{-a} c \left (\sqrt{c} d+\sqrt{-a} e\right ) \left (c d^2+a e^2\right ) (1+n)}\\ \end{align*}
Mathematica [A] time = 0.648254, size = 403, normalized size = 1.32 \[ \frac{(d+e x)^{n+1} \left (\frac{a \left (\frac{\left (\sqrt{-a} \sqrt{c} d e n-a e^2 (n-1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d-\sqrt{-a} e}\right )}{\sqrt{c} d-\sqrt{-a} e}-\frac{\left (-\sqrt{-a} \sqrt{c} d e n-a e^2 (n-1)+c d^2\right ) \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d+\sqrt{-a} e}\right )}{\sqrt{-a} e+\sqrt{c} d}\right )}{(-a)^{3/2} (n+1) \left (a e^2+c d^2\right )}-\frac{2 (a e+c d x)}{\left (a+c x^2\right ) \left (a e^2+c d^2\right )}+\frac{2 \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d-\sqrt{-a} e}\right )}{\sqrt{-a} (n+1) \left (\sqrt{c} d-\sqrt{-a} e\right )}-\frac{2 \, _2F_1\left (1,n+1;n+2;\frac{\sqrt{c} (d+e x)}{\sqrt{c} d+\sqrt{-a} e}\right )}{\sqrt{-a} (n+1) \left (\sqrt{-a} e+\sqrt{c} d\right )}\right )}{4 c} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.764, size = 0, normalized size = 0. \begin{align*} \int{\frac{ \left ( ex+d \right ) ^{n}{x}^{2}}{ \left ( c{x}^{2}+a \right ) ^{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (e x + d\right )}^{n} x^{2}}{{\left (c x^{2} + a\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{{\left (e x + d\right )}^{n} x^{2}}{c^{2} x^{4} + 2 \, a c x^{2} + a^{2}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (e x + d\right )}^{n} x^{2}}{{\left (c x^{2} + a\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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