Optimal. Leaf size=77 \[ \frac{2 f \tan ^{-1}\left (\frac{a \tan \left (\frac{1}{2} (c+d x)\right )+b}{\sqrt{a^2-b^2}}\right )}{b d^2 \sqrt{a^2-b^2}}-\frac{e+f x}{b d (a+b \sin (c+d x))} \]
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Rubi [A] time = 0.0717487, antiderivative size = 77, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.167, Rules used = {4422, 2660, 618, 204} \[ \frac{2 f \tan ^{-1}\left (\frac{a \tan \left (\frac{1}{2} (c+d x)\right )+b}{\sqrt{a^2-b^2}}\right )}{b d^2 \sqrt{a^2-b^2}}-\frac{e+f x}{b d (a+b \sin (c+d x))} \]
Antiderivative was successfully verified.
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Rule 4422
Rule 2660
Rule 618
Rule 204
Rubi steps
\begin{align*} \int \frac{(e+f x) \cos (c+d x)}{(a+b \sin (c+d x))^2} \, dx &=-\frac{e+f x}{b d (a+b \sin (c+d x))}+\frac{f \int \frac{1}{a+b \sin (c+d x)} \, dx}{b d}\\ &=-\frac{e+f x}{b d (a+b \sin (c+d x))}+\frac{(2 f) \operatorname{Subst}\left (\int \frac{1}{a+2 b x+a x^2} \, dx,x,\tan \left (\frac{1}{2} (c+d x)\right )\right )}{b d^2}\\ &=-\frac{e+f x}{b d (a+b \sin (c+d x))}-\frac{(4 f) \operatorname{Subst}\left (\int \frac{1}{-4 \left (a^2-b^2\right )-x^2} \, dx,x,2 b+2 a \tan \left (\frac{1}{2} (c+d x)\right )\right )}{b d^2}\\ &=\frac{2 f \tan ^{-1}\left (\frac{b+a \tan \left (\frac{1}{2} (c+d x)\right )}{\sqrt{a^2-b^2}}\right )}{b \sqrt{a^2-b^2} d^2}-\frac{e+f x}{b d (a+b \sin (c+d x))}\\ \end{align*}
Mathematica [A] time = 0.445768, size = 73, normalized size = 0.95 \[ \frac{\frac{2 f \tan ^{-1}\left (\frac{a \tan \left (\frac{1}{2} (c+d x)\right )+b}{\sqrt{a^2-b^2}}\right )}{\sqrt{a^2-b^2}}-\frac{d (e+f x)}{a+b \sin (c+d x)}}{b d^2} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.889, size = 194, normalized size = 2.5 \begin{align*}{\frac{-2\,i \left ( fx+e \right ){{\rm e}^{i \left ( dx+c \right ) }}}{bd \left ( b{{\rm e}^{2\,i \left ( dx+c \right ) }}-b+2\,ia{{\rm e}^{i \left ( dx+c \right ) }} \right ) }}-{\frac{f}{b{d}^{2}}\ln \left ({{\rm e}^{i \left ( dx+c \right ) }}+{\frac{1}{b} \left ( ia\sqrt{-{a}^{2}+{b}^{2}}-{a}^{2}+{b}^{2} \right ){\frac{1}{\sqrt{-{a}^{2}+{b}^{2}}}}} \right ){\frac{1}{\sqrt{-{a}^{2}+{b}^{2}}}}}+{\frac{f}{b{d}^{2}}\ln \left ({{\rm e}^{i \left ( dx+c \right ) }}+{\frac{1}{b} \left ( ia\sqrt{-{a}^{2}+{b}^{2}}+{a}^{2}-{b}^{2} \right ){\frac{1}{\sqrt{-{a}^{2}+{b}^{2}}}}} \right ){\frac{1}{\sqrt{-{a}^{2}+{b}^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.07617, size = 736, normalized size = 9.56 \begin{align*} \left [-\frac{2 \,{\left (a^{2} - b^{2}\right )} d f x + 2 \,{\left (a^{2} - b^{2}\right )} d e +{\left (b f \sin \left (d x + c\right ) + a f\right )} \sqrt{-a^{2} + b^{2}} \log \left (\frac{{\left (2 \, a^{2} - b^{2}\right )} \cos \left (d x + c\right )^{2} - 2 \, a b \sin \left (d x + c\right ) - a^{2} - b^{2} + 2 \,{\left (a \cos \left (d x + c\right ) \sin \left (d x + c\right ) + b \cos \left (d x + c\right )\right )} \sqrt{-a^{2} + b^{2}}}{b^{2} \cos \left (d x + c\right )^{2} - 2 \, a b \sin \left (d x + c\right ) - a^{2} - b^{2}}\right )}{2 \,{\left ({\left (a^{2} b^{2} - b^{4}\right )} d^{2} \sin \left (d x + c\right ) +{\left (a^{3} b - a b^{3}\right )} d^{2}\right )}}, -\frac{{\left (a^{2} - b^{2}\right )} d f x +{\left (a^{2} - b^{2}\right )} d e +{\left (b f \sin \left (d x + c\right ) + a f\right )} \sqrt{a^{2} - b^{2}} \arctan \left (-\frac{a \sin \left (d x + c\right ) + b}{\sqrt{a^{2} - b^{2}} \cos \left (d x + c\right )}\right )}{{\left (a^{2} b^{2} - b^{4}\right )} d^{2} \sin \left (d x + c\right ) +{\left (a^{3} b - a b^{3}\right )} d^{2}}\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 (f x + e\right )} \cos \left (d x + c\right )}{{\left (b \sin \left (d x + c\right ) + a\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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