Optimal. Leaf size=147 \[ \frac{2 (35 A-14 B+18 C) \sin (c+d x) \sqrt{a \cos (c+d x)+a}}{105 d}+\frac{2 a (35 A+49 B+27 C) \sin (c+d x)}{105 d \sqrt{a \cos (c+d x)+a}}+\frac{2 (7 B+C) \sin (c+d x) (a \cos (c+d x)+a)^{3/2}}{35 a d}+\frac{2 C \sin (c+d x) \cos ^2(c+d x) \sqrt{a \cos (c+d x)+a}}{7 d} \]
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Rubi [A] time = 0.347413, antiderivative size = 147, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 41, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.122, Rules used = {3045, 2968, 3023, 2751, 2646} \[ \frac{2 (35 A-14 B+18 C) \sin (c+d x) \sqrt{a \cos (c+d x)+a}}{105 d}+\frac{2 a (35 A+49 B+27 C) \sin (c+d x)}{105 d \sqrt{a \cos (c+d x)+a}}+\frac{2 (7 B+C) \sin (c+d x) (a \cos (c+d x)+a)^{3/2}}{35 a d}+\frac{2 C \sin (c+d x) \cos ^2(c+d x) \sqrt{a \cos (c+d x)+a}}{7 d} \]
Antiderivative was successfully verified.
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Rule 3045
Rule 2968
Rule 3023
Rule 2751
Rule 2646
Rubi steps
\begin{align*} \int \cos (c+d x) \sqrt{a+a \cos (c+d x)} \left (A+B \cos (c+d x)+C \cos ^2(c+d x)\right ) \, dx &=\frac{2 C \cos ^2(c+d x) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{7 d}+\frac{2 \int \cos (c+d x) \sqrt{a+a \cos (c+d x)} \left (\frac{1}{2} a (7 A+4 C)+\frac{1}{2} a (7 B+C) \cos (c+d x)\right ) \, dx}{7 a}\\ &=\frac{2 C \cos ^2(c+d x) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{7 d}+\frac{2 \int \sqrt{a+a \cos (c+d x)} \left (\frac{1}{2} a (7 A+4 C) \cos (c+d x)+\frac{1}{2} a (7 B+C) \cos ^2(c+d x)\right ) \, dx}{7 a}\\ &=\frac{2 C \cos ^2(c+d x) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{7 d}+\frac{2 (7 B+C) (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 a d}+\frac{4 \int \sqrt{a+a \cos (c+d x)} \left (\frac{3}{4} a^2 (7 B+C)+\frac{1}{4} a^2 (35 A-14 B+18 C) \cos (c+d x)\right ) \, dx}{35 a^2}\\ &=\frac{2 (35 A-14 B+18 C) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{105 d}+\frac{2 C \cos ^2(c+d x) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{7 d}+\frac{2 (7 B+C) (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 a d}+\frac{1}{105} (35 A+49 B+27 C) \int \sqrt{a+a \cos (c+d x)} \, dx\\ &=\frac{2 a (35 A+49 B+27 C) \sin (c+d x)}{105 d \sqrt{a+a \cos (c+d x)}}+\frac{2 (35 A-14 B+18 C) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{105 d}+\frac{2 C \cos ^2(c+d x) \sqrt{a+a \cos (c+d x)} \sin (c+d x)}{7 d}+\frac{2 (7 B+C) (a+a \cos (c+d x))^{3/2} \sin (c+d x)}{35 a d}\\ \end{align*}
Mathematica [A] time = 0.407407, size = 86, normalized size = 0.59 \[ \frac{\tan \left (\frac{1}{2} (c+d x)\right ) \sqrt{a (\cos (c+d x)+1)} ((140 A+112 B+141 C) \cos (c+d x)+280 A+6 (7 B+6 C) \cos (2 (c+d x))+266 B+15 C \cos (3 (c+d x))+228 C)}{210 d} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.069, size = 108, normalized size = 0.7 \begin{align*}{\frac{2\,a\sqrt{2}}{105\,d}\cos \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \sin \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \left ( -120\,C \left ( \sin \left ( 1/2\,dx+c/2 \right ) \right ) ^{6}+ \left ( 84\,B+252\,C \right ) \left ( \sin \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{4}+ \left ( -70\,A-140\,B-210\,C \right ) \left ( \sin \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{2}+105\,A+105\,B+105\,C \right ){\frac{1}{\sqrt{a \left ( \cos \left ({\frac{dx}{2}}+{\frac{c}{2}} \right ) \right ) ^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 2.26533, size = 205, normalized size = 1.39 \begin{align*} \frac{140 \,{\left (\sqrt{2} \sin \left (\frac{3}{2} \, d x + \frac{3}{2} \, c\right ) + 3 \, \sqrt{2} \sin \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )} A \sqrt{a} + 14 \,{\left (3 \, \sqrt{2} \sin \left (\frac{5}{2} \, d x + \frac{5}{2} \, c\right ) + 5 \, \sqrt{2} \sin \left (\frac{3}{2} \, d x + \frac{3}{2} \, c\right ) + 30 \, \sqrt{2} \sin \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )} B \sqrt{a} + 3 \,{\left (5 \, \sqrt{2} \sin \left (\frac{7}{2} \, d x + \frac{7}{2} \, c\right ) + 7 \, \sqrt{2} \sin \left (\frac{5}{2} \, d x + \frac{5}{2} \, c\right ) + 35 \, \sqrt{2} \sin \left (\frac{3}{2} \, d x + \frac{3}{2} \, c\right ) + 105 \, \sqrt{2} \sin \left (\frac{1}{2} \, d x + \frac{1}{2} \, c\right )\right )} C \sqrt{a}}{420 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.80892, size = 238, normalized size = 1.62 \begin{align*} \frac{2 \,{\left (15 \, C \cos \left (d x + c\right )^{3} + 3 \,{\left (7 \, B + 6 \, C\right )} \cos \left (d x + c\right )^{2} +{\left (35 \, A + 28 \, B + 24 \, C\right )} \cos \left (d x + c\right ) + 70 \, A + 56 \, B + 48 \, C\right )} \sqrt{a \cos \left (d x + c\right ) + a} \sin \left (d x + c\right )}{105 \,{\left (d \cos \left (d x + c\right ) + d\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(-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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