Optimal. Leaf size=48 \[ \frac{b (a+b \tan (c+d x))^{n+1} \, _2F_1\left (2,n+1;n+2;\frac{b \tan (c+d x)}{a}+1\right )}{a^2 d (n+1)} \]
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Rubi [A] time = 0.0548995, antiderivative size = 48, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.095, Rules used = {3516, 65} \[ \frac{b (a+b \tan (c+d x))^{n+1} \, _2F_1\left (2,n+1;n+2;\frac{b \tan (c+d x)}{a}+1\right )}{a^2 d (n+1)} \]
Antiderivative was successfully verified.
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Rule 3516
Rule 65
Rubi steps
\begin{align*} \int \csc ^2(c+d x) (a+b \tan (c+d x))^n \, dx &=\frac{b \operatorname{Subst}\left (\int \frac{(a+x)^n}{x^2} \, dx,x,b \tan (c+d x)\right )}{d}\\ &=\frac{b \, _2F_1\left (2,1+n;2+n;1+\frac{b \tan (c+d x)}{a}\right ) (a+b \tan (c+d x))^{1+n}}{a^2 d (1+n)}\\ \end{align*}
Mathematica [A] time = 0.875393, size = 48, normalized size = 1. \[ \frac{b (a+b \tan (c+d x))^{n+1} \, _2F_1\left (2,n+1;n+2;\frac{b \tan (c+d x)}{a}+1\right )}{a^2 d (n+1)} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.239, size = 0, normalized size = 0. \begin{align*} \int \left ( \csc \left ( dx+c \right ) \right ) ^{2} \left ( a+b\tan \left ( dx+c \right ) \right ) ^{n}\, 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{\left (b \tan \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\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 ({\left (b \tan \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\right )^{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{\left (b \tan \left (d x + c\right ) + a\right )}^{n} \csc \left (d x + c\right )^{2}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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