Integrand size = 25, antiderivative size = 574 \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=-\frac {9 a b^{7/2} \arctan \left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt [4]{-a^2+b^2} \sqrt {e}}\right )}{2 \left (-a^2+b^2\right )^{13/4} d e^{7/2}}+\frac {9 a b^{7/2} \text {arctanh}\left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt [4]{-a^2+b^2} \sqrt {e}}\right )}{2 \left (-a^2+b^2\right )^{13/4} d e^{7/2}}-\frac {3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 \left (a^2-b^2\right )^3 d e^4 \sqrt {\cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b-\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b-\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b+\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b+\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}} \]
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Time = 1.39 (sec) , antiderivative size = 574, normalized size of antiderivative = 1.00, number of steps used = 15, number of rules used = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.480, Rules used = {2773, 2945, 2946, 2721, 2719, 2780, 2886, 2884, 335, 304, 211, 214} \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=-\frac {9 a b^{7/2} \arctan \left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt {e} \sqrt [4]{b^2-a^2}}\right )}{2 d e^{7/2} \left (b^2-a^2\right )^{13/4}}+\frac {9 a b^{7/2} \text {arctanh}\left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt {e} \sqrt [4]{b^2-a^2}}\right )}{2 d e^{7/2} \left (b^2-a^2\right )^{13/4}}+\frac {b}{d e \left (a^2-b^2\right ) (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 d e \left (a^2-b^2\right )^2 (e \cos (c+d x))^{5/2}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b-\sqrt {b^2-a^2}},\frac {1}{2} (c+d x),2\right )}{2 d e^3 \left (a^2-b^2\right )^3 \left (b-\sqrt {b^2-a^2}\right ) \sqrt {e \cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b+\sqrt {b^2-a^2}},\frac {1}{2} (c+d x),2\right )}{2 d e^3 \left (a^2-b^2\right )^3 \left (\sqrt {b^2-a^2}+b\right ) \sqrt {e \cos (c+d x)}}-\frac {3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) E\left (\left .\frac {1}{2} (c+d x)\right |2\right ) \sqrt {e \cos (c+d x)}}{5 d e^4 \left (a^2-b^2\right )^3 \sqrt {\cos (c+d x)}}+\frac {3 \left (\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)+15 a b^3\right )}{5 d e^3 \left (a^2-b^2\right )^3 \sqrt {e \cos (c+d x)}} \]
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Rule 211
Rule 214
Rule 304
Rule 335
Rule 2719
Rule 2721
Rule 2773
Rule 2780
Rule 2884
Rule 2886
Rule 2945
Rule 2946
Rubi steps \begin{align*} \text {integral}& = \frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}+\frac {\int \frac {-a+\frac {7}{2} b \sin (c+d x)}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))} \, dx}{-a^2+b^2} \\ & = \frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {2 \int \frac {\frac {3}{2} a \left (a^2-4 b^2\right )+\frac {3}{4} b \left (2 a^2+7 b^2\right ) \sin (c+d x)}{(e \cos (c+d x))^{3/2} (a+b \sin (c+d x))} \, dx}{5 \left (a^2-b^2\right )^2 e^2} \\ & = \frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}}-\frac {4 \int \frac {\sqrt {e \cos (c+d x)} \left (\frac {3}{4} a \left (a^4-5 a^2 b^2-11 b^4\right )+\frac {3}{8} b \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{a+b \sin (c+d x)} \, dx}{5 \left (a^2-b^2\right )^3 e^4} \\ & = \frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}}+\frac {\left (9 a b^4\right ) \int \frac {\sqrt {e \cos (c+d x)}}{a+b \sin (c+d x)} \, dx}{2 \left (a^2-b^2\right )^3 e^4}-\frac {\left (3 \left (2 a^4-10 a^2 b^2-7 b^4\right )\right ) \int \sqrt {e \cos (c+d x)} \, dx}{10 \left (a^2-b^2\right )^3 e^4} \\ & = \frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}}-\frac {\left (9 a^2 b^3\right ) \int \frac {1}{\sqrt {e \cos (c+d x)} \left (\sqrt {-a^2+b^2}-b \cos (c+d x)\right )} \, dx}{4 \left (a^2-b^2\right )^3 e^3}+\frac {\left (9 a^2 b^3\right ) \int \frac {1}{\sqrt {e \cos (c+d x)} \left (\sqrt {-a^2+b^2}+b \cos (c+d x)\right )} \, dx}{4 \left (a^2-b^2\right )^3 e^3}+\frac {\left (9 a b^5\right ) \text {Subst}\left (\int \frac {\sqrt {x}}{\left (a^2-b^2\right ) e^2+b^2 x^2} \, dx,x,e \cos (c+d x)\right )}{2 \left (a^2-b^2\right )^3 d e^3}-\frac {\left (3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sqrt {e \cos (c+d x)}\right ) \int \sqrt {\cos (c+d x)} \, dx}{10 \left (a^2-b^2\right )^3 e^4 \sqrt {\cos (c+d x)}} \\ & = -\frac {3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 \left (a^2-b^2\right )^3 d e^4 \sqrt {\cos (c+d x)}}+\frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}}+\frac {\left (9 a b^5\right ) \text {Subst}\left (\int \frac {x^2}{\left (a^2-b^2\right ) e^2+b^2 x^4} \, dx,x,\sqrt {e \cos (c+d x)}\right )}{\left (a^2-b^2\right )^3 d e^3}-\frac {\left (9 a^2 b^3 \sqrt {\cos (c+d x)}\right ) \int \frac {1}{\sqrt {\cos (c+d x)} \left (\sqrt {-a^2+b^2}-b \cos (c+d x)\right )} \, dx}{4 \left (a^2-b^2\right )^3 e^3 \sqrt {e \cos (c+d x)}}+\frac {\left (9 a^2 b^3 \sqrt {\cos (c+d x)}\right ) \int \frac {1}{\sqrt {\cos (c+d x)} \left (\sqrt {-a^2+b^2}+b \cos (c+d x)\right )} \, dx}{4 \left (a^2-b^2\right )^3 e^3 \sqrt {e \cos (c+d x)}} \\ & = -\frac {3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 \left (a^2-b^2\right )^3 d e^4 \sqrt {\cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b-\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b-\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b+\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b+\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}}-\frac {\left (9 a b^4\right ) \text {Subst}\left (\int \frac {1}{\sqrt {-a^2+b^2} e-b x^2} \, dx,x,\sqrt {e \cos (c+d x)}\right )}{2 \left (a^2-b^2\right )^3 d e^3}+\frac {\left (9 a b^4\right ) \text {Subst}\left (\int \frac {1}{\sqrt {-a^2+b^2} e+b x^2} \, dx,x,\sqrt {e \cos (c+d x)}\right )}{2 \left (a^2-b^2\right )^3 d e^3} \\ & = -\frac {9 a b^{7/2} \arctan \left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt [4]{-a^2+b^2} \sqrt {e}}\right )}{2 \left (-a^2+b^2\right )^{13/4} d e^{7/2}}+\frac {9 a b^{7/2} \text {arctanh}\left (\frac {\sqrt {b} \sqrt {e \cos (c+d x)}}{\sqrt [4]{-a^2+b^2} \sqrt {e}}\right )}{2 \left (-a^2+b^2\right )^{13/4} d e^{7/2}}-\frac {3 \left (2 a^4-10 a^2 b^2-7 b^4\right ) \sqrt {e \cos (c+d x)} E\left (\left .\frac {1}{2} (c+d x)\right |2\right )}{5 \left (a^2-b^2\right )^3 d e^4 \sqrt {\cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b-\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b-\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {9 a^2 b^3 \sqrt {\cos (c+d x)} \operatorname {EllipticPi}\left (\frac {2 b}{b+\sqrt {-a^2+b^2}},\frac {1}{2} (c+d x),2\right )}{2 \left (a^2-b^2\right )^3 \left (b+\sqrt {-a^2+b^2}\right ) d e^3 \sqrt {e \cos (c+d x)}}+\frac {b}{\left (a^2-b^2\right ) d e (e \cos (c+d x))^{5/2} (a+b \sin (c+d x))}-\frac {9 a b-\left (2 a^2+7 b^2\right ) \sin (c+d x)}{5 \left (a^2-b^2\right )^2 d e (e \cos (c+d x))^{5/2}}+\frac {3 \left (15 a b^3+\left (2 a^4-10 a^2 b^2-7 b^4\right ) \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3 d e^3 \sqrt {e \cos (c+d x)}} \\ \end{align*}
Result contains higher order function than in optimal. Order 6 vs. order 4 in optimal.
Time = 6.64 (sec) , antiderivative size = 949, normalized size of antiderivative = 1.65 \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=-\frac {3 \cos ^{\frac {7}{2}}(c+d x) \left (-\frac {2 \left (2 a^5-10 a^3 b^2-22 a b^4\right ) \left (a+b \sqrt {1-\cos ^2(c+d x)}\right ) \left (\frac {a \operatorname {AppellF1}\left (\frac {3}{4},\frac {1}{2},1,\frac {7}{4},\cos ^2(c+d x),\frac {b^2 \cos ^2(c+d x)}{-a^2+b^2}\right ) \cos ^{\frac {3}{2}}(c+d x)}{3 \left (a^2-b^2\right )}+\frac {\left (\frac {1}{8}+\frac {i}{8}\right ) \left (2 \arctan \left (1-\frac {(1+i) \sqrt {b} \sqrt {\cos (c+d x)}}{\sqrt [4]{-a^2+b^2}}\right )-2 \arctan \left (1+\frac {(1+i) \sqrt {b} \sqrt {\cos (c+d x)}}{\sqrt [4]{-a^2+b^2}}\right )-\log \left (\sqrt {-a^2+b^2}-(1+i) \sqrt {b} \sqrt [4]{-a^2+b^2} \sqrt {\cos (c+d x)}+i b \cos (c+d x)\right )+\log \left (\sqrt {-a^2+b^2}+(1+i) \sqrt {b} \sqrt [4]{-a^2+b^2} \sqrt {\cos (c+d x)}+i b \cos (c+d x)\right )\right )}{\sqrt {b} \sqrt [4]{-a^2+b^2}}\right ) \sin (c+d x)}{\sqrt {1-\cos ^2(c+d x)} (a+b \sin (c+d x))}-\frac {\left (2 a^4 b-10 a^2 b^3-7 b^5\right ) \left (a+b \sqrt {1-\cos ^2(c+d x)}\right ) \left (8 b^{5/2} \operatorname {AppellF1}\left (\frac {3}{4},-\frac {1}{2},1,\frac {7}{4},\cos ^2(c+d x),\frac {b^2 \cos ^2(c+d x)}{-a^2+b^2}\right ) \cos ^{\frac {3}{2}}(c+d x)+3 \sqrt {2} a \left (a^2-b^2\right )^{3/4} \left (2 \arctan \left (1-\frac {\sqrt {2} \sqrt {b} \sqrt {\cos (c+d x)}}{\sqrt [4]{a^2-b^2}}\right )-2 \arctan \left (1+\frac {\sqrt {2} \sqrt {b} \sqrt {\cos (c+d x)}}{\sqrt [4]{a^2-b^2}}\right )-\log \left (\sqrt {a^2-b^2}-\sqrt {2} \sqrt {b} \sqrt [4]{a^2-b^2} \sqrt {\cos (c+d x)}+b \cos (c+d x)\right )+\log \left (\sqrt {a^2-b^2}+\sqrt {2} \sqrt {b} \sqrt [4]{a^2-b^2} \sqrt {\cos (c+d x)}+b \cos (c+d x)\right )\right )\right ) \sin ^2(c+d x)}{12 b^{3/2} \left (-a^2+b^2\right ) \left (1-\cos ^2(c+d x)\right ) (a+b \sin (c+d x))}\right )}{10 (a-b)^3 (a+b)^3 d (e \cos (c+d x))^{7/2}}+\frac {\cos ^4(c+d x) \left (\frac {b^5 \cos (c+d x)}{\left (a^2-b^2\right )^3 (a+b \sin (c+d x))}+\frac {2 \sec ^3(c+d x) \left (-2 a b+a^2 \sin (c+d x)+b^2 \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^2}+\frac {2 \sec (c+d x) \left (20 a b^3+3 a^4 \sin (c+d x)-15 a^2 b^2 \sin (c+d x)-8 b^4 \sin (c+d x)\right )}{5 \left (a^2-b^2\right )^3}\right )}{d (e \cos (c+d x))^{7/2}} \]
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 15.52 (sec) , antiderivative size = 2891, normalized size of antiderivative = 5.04
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Timed out. \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=\text {Timed out} \]
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Timed out. \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=\text {Timed out} \]
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\[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=\int { \frac {1}{\left (e \cos \left (d x + c\right )\right )^{\frac {7}{2}} {\left (b \sin \left (d x + c\right ) + a\right )}^{2}} \,d x } \]
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\[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=\int { \frac {1}{\left (e \cos \left (d x + c\right )\right )^{\frac {7}{2}} {\left (b \sin \left (d x + c\right ) + a\right )}^{2}} \,d x } \]
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Timed out. \[ \int \frac {1}{(e \cos (c+d x))^{7/2} (a+b \sin (c+d x))^2} \, dx=\int \frac {1}{{\left (e\,\cos \left (c+d\,x\right )\right )}^{7/2}\,{\left (a+b\,\sin \left (c+d\,x\right )\right )}^2} \,d x \]
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