Optimal. Leaf size=170 \[ \frac{2 (A-C) \tan ^{m+1}(c+d x) \text{Hypergeometric2F1}\left (1,\frac{1}{4} (2 m+1),\frac{1}{4} (2 m+5),-\tan ^2(c+d x)\right )}{d (2 m+1) \sqrt{b \tan (c+d x)}}+\frac{2 B \tan ^{m+2}(c+d x) \text{Hypergeometric2F1}\left (1,\frac{1}{4} (2 m+3),\frac{1}{4} (2 m+7),-\tan ^2(c+d x)\right )}{d (2 m+3) \sqrt{b \tan (c+d x)}}+\frac{2 C \tan ^{m+1}(c+d x)}{d (2 m+1) \sqrt{b \tan (c+d x)}} \]
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Rubi [A] time = 0.136535, antiderivative size = 170, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 5, integrand size = 41, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.122, Rules used = {20, 3630, 3538, 3476, 364} \[ \frac{2 (A-C) \tan ^{m+1}(c+d x) \, _2F_1\left (1,\frac{1}{4} (2 m+1);\frac{1}{4} (2 m+5);-\tan ^2(c+d x)\right )}{d (2 m+1) \sqrt{b \tan (c+d x)}}+\frac{2 B \tan ^{m+2}(c+d x) \, _2F_1\left (1,\frac{1}{4} (2 m+3);\frac{1}{4} (2 m+7);-\tan ^2(c+d x)\right )}{d (2 m+3) \sqrt{b \tan (c+d x)}}+\frac{2 C \tan ^{m+1}(c+d x)}{d (2 m+1) \sqrt{b \tan (c+d x)}} \]
Antiderivative was successfully verified.
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Rule 20
Rule 3630
Rule 3538
Rule 3476
Rule 364
Rubi steps
\begin{align*} \int \frac{\tan ^m(c+d x) \left (A+B \tan (c+d x)+C \tan ^2(c+d x)\right )}{\sqrt{b \tan (c+d x)}} \, dx &=\frac{\sqrt{\tan (c+d x)} \int \tan ^{-\frac{1}{2}+m}(c+d x) \left (A+B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx}{\sqrt{b \tan (c+d x)}}\\ &=\frac{2 C \tan ^{1+m}(c+d x)}{d (1+2 m) \sqrt{b \tan (c+d x)}}+\frac{\sqrt{\tan (c+d x)} \int \tan ^{-\frac{1}{2}+m}(c+d x) (A-C+B \tan (c+d x)) \, dx}{\sqrt{b \tan (c+d x)}}\\ &=\frac{2 C \tan ^{1+m}(c+d x)}{d (1+2 m) \sqrt{b \tan (c+d x)}}+\frac{\left (B \sqrt{\tan (c+d x)}\right ) \int \tan ^{\frac{1}{2}+m}(c+d x) \, dx}{\sqrt{b \tan (c+d x)}}+\frac{\left ((A-C) \sqrt{\tan (c+d x)}\right ) \int \tan ^{-\frac{1}{2}+m}(c+d x) \, dx}{\sqrt{b \tan (c+d x)}}\\ &=\frac{2 C \tan ^{1+m}(c+d x)}{d (1+2 m) \sqrt{b \tan (c+d x)}}+\frac{\left (B \sqrt{\tan (c+d x)}\right ) \operatorname{Subst}\left (\int \frac{x^{\frac{1}{2}+m}}{1+x^2} \, dx,x,\tan (c+d x)\right )}{d \sqrt{b \tan (c+d x)}}+\frac{\left ((A-C) \sqrt{\tan (c+d x)}\right ) \operatorname{Subst}\left (\int \frac{x^{-\frac{1}{2}+m}}{1+x^2} \, dx,x,\tan (c+d x)\right )}{d \sqrt{b \tan (c+d x)}}\\ &=\frac{2 C \tan ^{1+m}(c+d x)}{d (1+2 m) \sqrt{b \tan (c+d x)}}+\frac{2 (A-C) \, _2F_1\left (1,\frac{1}{4} (1+2 m);\frac{1}{4} (5+2 m);-\tan ^2(c+d x)\right ) \tan ^{1+m}(c+d x)}{d (1+2 m) \sqrt{b \tan (c+d x)}}+\frac{2 B \, _2F_1\left (1,\frac{1}{4} (3+2 m);\frac{1}{4} (7+2 m);-\tan ^2(c+d x)\right ) \tan ^{2+m}(c+d x)}{d (3+2 m) \sqrt{b \tan (c+d x)}}\\ \end{align*}
Mathematica [A] time = 0.503705, size = 133, normalized size = 0.78 \[ \frac{2 \tan ^{m+1}(c+d x) \left ((2 m+3) (A-C) \text{Hypergeometric2F1}\left (1,\frac{1}{4} (2 m+1),\frac{1}{4} (2 m+5),-\tan ^2(c+d x)\right )+B (2 m+1) \tan (c+d x) \text{Hypergeometric2F1}\left (1,\frac{1}{4} (2 m+3),\frac{1}{4} (2 m+7),-\tan ^2(c+d x)\right )+C (2 m+3)\right )}{d (2 m+1) (2 m+3) \sqrt{b \tan (c+d x)}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.411, size = 0, normalized size = 0. \begin{align*} \int{ \left ( \tan \left ( dx+c \right ) \right ) ^{m} \left ( A+B\tan \left ( dx+c \right ) +C \left ( \tan \left ( dx+c \right ) \right ) ^{2} \right ){\frac{1}{\sqrt{b\tan \left ( dx+c \right ) }}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [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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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{{\left (C \tan \left (d x + c\right )^{2} + B \tan \left (d x + c\right ) + A\right )} \sqrt{b \tan \left (d x + c\right )} \tan \left (d x + c\right )^{m}}{b \tan \left (d x + c\right )}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (A + B \tan{\left (c + d x \right )} + C \tan ^{2}{\left (c + d x \right )}\right ) \tan ^{m}{\left (c + d x \right )}}{\sqrt{b \tan{\left (c + d x \right )}}}\, dx \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 (C \tan \left (d x + c\right )^{2} + B \tan \left (d x + c\right ) + A\right )} \tan \left (d x + c\right )^{m}}{\sqrt{b \tan \left (d x + c\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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