Integrand size = 34, antiderivative size = 132 \[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\frac {i a^2 (B+(i A+B) (2+m)) \tan ^{1+m}(c+d x)}{d (1+m) (2+m)}+\frac {2 a^2 (A-i B) \operatorname {Hypergeometric2F1}(1,1+m,2+m,i \tan (c+d x)) \tan ^{1+m}(c+d x)}{d (1+m)}+\frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)} \]
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Time = 0.43 (sec) , antiderivative size = 132, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.147, Rules used = {3675, 3673, 3618, 12, 66} \[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\frac {2 a^2 (A-i B) \tan ^{m+1}(c+d x) \operatorname {Hypergeometric2F1}(1,m+1,m+2,i \tan (c+d x))}{d (m+1)}+\frac {i a^2 (B+(m+2) (B+i A)) \tan ^{m+1}(c+d x)}{d (m+1) (m+2)}+\frac {i B \left (a^2+i a^2 \tan (c+d x)\right ) \tan ^{m+1}(c+d x)}{d (m+2)} \]
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Rule 12
Rule 66
Rule 3618
Rule 3673
Rule 3675
Rubi steps \begin{align*} \text {integral}& = \frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)}+\frac {\int \tan ^m(c+d x) (a+i a \tan (c+d x)) (-a (i B (1+m)-A (2+m))+a (B+(i A+B) (2+m)) \tan (c+d x)) \, dx}{2+m} \\ & = \frac {i a^2 (B+(i A+B) (2+m)) \tan ^{1+m}(c+d x)}{d (1+m) (2+m)}+\frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)}+\frac {\int \tan ^m(c+d x) \left (2 a^2 (A-i B) (2+m)+2 a^2 (i A+B) (2+m) \tan (c+d x)\right ) \, dx}{2+m} \\ & = \frac {i a^2 (B+(i A+B) (2+m)) \tan ^{1+m}(c+d x)}{d (1+m) (2+m)}+\frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)}+\frac {\left (4 i a^4 (A-i B)^2 (2+m)\right ) \text {Subst}\left (\int \frac {2^{-m} \left (\frac {x}{a^2 (i A+B) (2+m)}\right )^m}{4 a^4 (i A+B)^2 (2+m)^2+2 a^2 (A-i B) (2+m) x} \, dx,x,2 a^2 (i A+B) (2+m) \tan (c+d x)\right )}{d} \\ & = \frac {i a^2 (B+(i A+B) (2+m)) \tan ^{1+m}(c+d x)}{d (1+m) (2+m)}+\frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)}+\frac {\left (i 2^{2-m} a^4 (A-i B)^2 (2+m)\right ) \text {Subst}\left (\int \frac {\left (\frac {x}{a^2 (i A+B) (2+m)}\right )^m}{4 a^4 (i A+B)^2 (2+m)^2+2 a^2 (A-i B) (2+m) x} \, dx,x,2 a^2 (i A+B) (2+m) \tan (c+d x)\right )}{d} \\ & = \frac {i a^2 (B+(i A+B) (2+m)) \tan ^{1+m}(c+d x)}{d (1+m) (2+m)}+\frac {2 a^2 (A-i B) \operatorname {Hypergeometric2F1}(1,1+m,2+m,i \tan (c+d x)) \tan ^{1+m}(c+d x)}{d (1+m)}+\frac {i B \tan ^{1+m}(c+d x) \left (a^2+i a^2 \tan (c+d x)\right )}{d (2+m)} \\ \end{align*}
Time = 1.57 (sec) , antiderivative size = 81, normalized size of antiderivative = 0.61 \[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=-\frac {a^2 \tan ^{1+m}(c+d x) ((A-2 i B) (2+m)-2 (A-i B) (2+m) \operatorname {Hypergeometric2F1}(1,1+m,2+m,i \tan (c+d x))+B (1+m) \tan (c+d x))}{d (1+m) (2+m)} \]
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\[\int \left (\tan ^{m}\left (d x +c \right )\right ) \left (a +i a \tan \left (d x +c \right )\right )^{2} \left (A +B \tan \left (d x +c \right )\right )d x\]
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\[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\int { {\left (B \tan \left (d x + c\right ) + A\right )} {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{2} \tan \left (d x + c\right )^{m} \,d x } \]
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\[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=- a^{2} \left (\int \left (- A \tan ^{m}{\left (c + d x \right )}\right )\, dx + \int A \tan ^{2}{\left (c + d x \right )} \tan ^{m}{\left (c + d x \right )}\, dx + \int \left (- B \tan {\left (c + d x \right )} \tan ^{m}{\left (c + d x \right )}\right )\, dx + \int B \tan ^{3}{\left (c + d x \right )} \tan ^{m}{\left (c + d x \right )}\, dx + \int \left (- 2 i A \tan {\left (c + d x \right )} \tan ^{m}{\left (c + d x \right )}\right )\, dx + \int \left (- 2 i B \tan ^{2}{\left (c + d x \right )} \tan ^{m}{\left (c + d x \right )}\right )\, dx\right ) \]
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\[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\int { {\left (B \tan \left (d x + c\right ) + A\right )} {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{2} \tan \left (d x + c\right )^{m} \,d x } \]
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\[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\int { {\left (B \tan \left (d x + c\right ) + A\right )} {\left (i \, a \tan \left (d x + c\right ) + a\right )}^{2} \tan \left (d x + c\right )^{m} \,d x } \]
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Timed out. \[ \int \tan ^m(c+d x) (a+i a \tan (c+d x))^2 (A+B \tan (c+d x)) \, dx=\int {\mathrm {tan}\left (c+d\,x\right )}^m\,\left (A+B\,\mathrm {tan}\left (c+d\,x\right )\right )\,{\left (a+a\,\mathrm {tan}\left (c+d\,x\right )\,1{}\mathrm {i}\right )}^2 \,d x \]
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