Optimal. Leaf size=727 \[ -\frac{i \text{PolyLog}\left (2,-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{PolyLog}\left (2,\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \text{PolyLog}\left (2,-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{PolyLog}\left (2,\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{1-a^2 x^2} \sqrt{a^2 c+d}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{a^2 \sqrt{-c} x+\sqrt{d}}{\sqrt{1-a^2 x^2} \sqrt{a^2 c+d}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )} \]
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Rubi [A] time = 1.06906, antiderivative size = 727, normalized size of antiderivative = 1., number of steps used = 26, number of rules used = 9, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.643, Rules used = {4668, 4744, 725, 206, 4742, 4522, 2190, 2279, 2391} \[ -\frac{i \text{PolyLog}\left (2,-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{PolyLog}\left (2,\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \text{PolyLog}\left (2,-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{PolyLog}\left (2,\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{1-a^2 x^2} \sqrt{a^2 c+d}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{a^2 \sqrt{-c} x+\sqrt{d}}{\sqrt{1-a^2 x^2} \sqrt{a^2 c+d}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )} \]
Antiderivative was successfully verified.
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Rule 4668
Rule 4744
Rule 725
Rule 206
Rule 4742
Rule 4522
Rule 2190
Rule 2279
Rule 2391
Rubi steps
\begin{align*} \int \frac{\cos ^{-1}(a x)}{\left (c+d x^2\right )^2} \, dx &=\int \left (-\frac{d \cos ^{-1}(a x)}{4 c \left (\sqrt{-c} \sqrt{d}-d x\right )^2}-\frac{d \cos ^{-1}(a x)}{4 c \left (\sqrt{-c} \sqrt{d}+d x\right )^2}-\frac{d \cos ^{-1}(a x)}{2 c \left (-c d-d^2 x^2\right )}\right ) \, dx\\ &=-\frac{d \int \frac{\cos ^{-1}(a x)}{\left (\sqrt{-c} \sqrt{d}-d x\right )^2} \, dx}{4 c}-\frac{d \int \frac{\cos ^{-1}(a x)}{\left (\sqrt{-c} \sqrt{d}+d x\right )^2} \, dx}{4 c}-\frac{d \int \frac{\cos ^{-1}(a x)}{-c d-d^2 x^2} \, dx}{2 c}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \int \frac{1}{\left (\sqrt{-c} \sqrt{d}-d x\right ) \sqrt{1-a^2 x^2}} \, dx}{4 c}+\frac{a \int \frac{1}{\left (\sqrt{-c} \sqrt{d}+d x\right ) \sqrt{1-a^2 x^2}} \, dx}{4 c}-\frac{d \int \left (-\frac{\sqrt{-c} \cos ^{-1}(a x)}{2 c d \left (\sqrt{-c}-\sqrt{d} x\right )}-\frac{\sqrt{-c} \cos ^{-1}(a x)}{2 c d \left (\sqrt{-c}+\sqrt{d} x\right )}\right ) \, dx}{2 c}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}+\frac{\int \frac{\cos ^{-1}(a x)}{\sqrt{-c}-\sqrt{d} x} \, dx}{4 (-c)^{3/2}}+\frac{\int \frac{\cos ^{-1}(a x)}{\sqrt{-c}+\sqrt{d} x} \, dx}{4 (-c)^{3/2}}+\frac{a \operatorname{Subst}\left (\int \frac{1}{a^2 c d+d^2-x^2} \, dx,x,\frac{-d+a^2 \sqrt{-c} \sqrt{d} x}{\sqrt{1-a^2 x^2}}\right )}{4 c}-\frac{a \operatorname{Subst}\left (\int \frac{1}{a^2 c d+d^2-x^2} \, dx,x,\frac{d+a^2 \sqrt{-c} \sqrt{d} x}{\sqrt{1-a^2 x^2}}\right )}{4 c}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}+a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\operatorname{Subst}\left (\int \frac{x \sin (x)}{a \sqrt{-c}-\sqrt{d} \cos (x)} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}-\frac{\operatorname{Subst}\left (\int \frac{x \sin (x)}{a \sqrt{-c}+\sqrt{d} \cos (x)} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}+a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\operatorname{Subst}\left (\int \frac{e^{i x} x}{i a \sqrt{-c}-\sqrt{a^2 c+d}-i \sqrt{d} e^{i x}} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}-\frac{\operatorname{Subst}\left (\int \frac{e^{i x} x}{i a \sqrt{-c}+\sqrt{a^2 c+d}-i \sqrt{d} e^{i x}} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}-\frac{\operatorname{Subst}\left (\int \frac{e^{i x} x}{i a \sqrt{-c}-\sqrt{a^2 c+d}+i \sqrt{d} e^{i x}} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}-\frac{\operatorname{Subst}\left (\int \frac{e^{i x} x}{i a \sqrt{-c}+\sqrt{a^2 c+d}+i \sqrt{d} e^{i x}} \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2}}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}+a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\operatorname{Subst}\left (\int \log \left (1-\frac{i \sqrt{d} e^{i x}}{i a \sqrt{-c}-\sqrt{a^2 c+d}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\operatorname{Subst}\left (\int \log \left (1+\frac{i \sqrt{d} e^{i x}}{i a \sqrt{-c}-\sqrt{a^2 c+d}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\operatorname{Subst}\left (\int \log \left (1-\frac{i \sqrt{d} e^{i x}}{i a \sqrt{-c}+\sqrt{a^2 c+d}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\operatorname{Subst}\left (\int \log \left (1+\frac{i \sqrt{d} e^{i x}}{i a \sqrt{-c}+\sqrt{a^2 c+d}}\right ) \, dx,x,\cos ^{-1}(a x)\right )}{4 (-c)^{3/2} \sqrt{d}}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}+a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{i \sqrt{d} x}{i a \sqrt{-c}-\sqrt{a^2 c+d}}\right )}{x} \, dx,x,e^{i \cos ^{-1}(a x)}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \operatorname{Subst}\left (\int \frac{\log \left (1+\frac{i \sqrt{d} x}{i a \sqrt{-c}-\sqrt{a^2 c+d}}\right )}{x} \, dx,x,e^{i \cos ^{-1}(a x)}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \operatorname{Subst}\left (\int \frac{\log \left (1-\frac{i \sqrt{d} x}{i a \sqrt{-c}+\sqrt{a^2 c+d}}\right )}{x} \, dx,x,e^{i \cos ^{-1}(a x)}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \operatorname{Subst}\left (\int \frac{\log \left (1+\frac{i \sqrt{d} x}{i a \sqrt{-c}+\sqrt{a^2 c+d}}\right )}{x} \, dx,x,e^{i \cos ^{-1}(a x)}\right )}{4 (-c)^{3/2} \sqrt{d}}\\ &=-\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}-\sqrt{d} x\right )}+\frac{\cos ^{-1}(a x)}{4 c \sqrt{d} \left (\sqrt{-c}+\sqrt{d} x\right )}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}-a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{a \tanh ^{-1}\left (\frac{\sqrt{d}+a^2 \sqrt{-c} x}{\sqrt{a^2 c+d} \sqrt{1-a^2 x^2}}\right )}{4 c \sqrt{d} \sqrt{a^2 c+d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{\cos ^{-1}(a x) \log \left (1-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{\cos ^{-1}(a x) \log \left (1+\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \text{Li}_2\left (-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{Li}_2\left (\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}-i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}-\frac{i \text{Li}_2\left (-\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}+\frac{i \text{Li}_2\left (\frac{\sqrt{d} e^{i \cos ^{-1}(a x)}}{a \sqrt{-c}+i \sqrt{a^2 c+d}}\right )}{4 (-c)^{3/2} \sqrt{d}}\\ \end{align*}
Mathematica [A] time = 2.29308, size = 1065, normalized size = 1.46 \[ \frac{4 \sin ^{-1}\left (\frac{\sqrt{1-\frac{i a \sqrt{c}}{\sqrt{d}}}}{\sqrt{2}}\right ) \tan ^{-1}\left (\frac{\left (a \sqrt{c}-i \sqrt{d}\right ) \tan \left (\frac{1}{2} \cos ^{-1}(a x)\right )}{\sqrt{c a^2+d}}\right )-4 \sin ^{-1}\left (\frac{\sqrt{\frac{i \sqrt{c} a}{\sqrt{d}}+1}}{\sqrt{2}}\right ) \tan ^{-1}\left (\frac{\left (\sqrt{c} a+i \sqrt{d}\right ) \tan \left (\frac{1}{2} \cos ^{-1}(a x)\right )}{\sqrt{c a^2+d}}\right )+i \cos ^{-1}(a x) \log \left (1-\frac{i \left (\sqrt{c a^2+d}-a \sqrt{c}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )+2 i \sin ^{-1}\left (\frac{\sqrt{\frac{i \sqrt{c} a}{\sqrt{d}}+1}}{\sqrt{2}}\right ) \log \left (1-\frac{i \left (\sqrt{c a^2+d}-a \sqrt{c}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )-i \cos ^{-1}(a x) \log \left (\frac{i e^{i \cos ^{-1}(a x)} \left (\sqrt{c a^2+d}-a \sqrt{c}\right )}{\sqrt{d}}+1\right )-2 i \sin ^{-1}\left (\frac{\sqrt{1-\frac{i a \sqrt{c}}{\sqrt{d}}}}{\sqrt{2}}\right ) \log \left (\frac{i e^{i \cos ^{-1}(a x)} \left (\sqrt{c a^2+d}-a \sqrt{c}\right )}{\sqrt{d}}+1\right )-i \cos ^{-1}(a x) \log \left (1-\frac{i \left (\sqrt{c} a+\sqrt{c a^2+d}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )+2 i \sin ^{-1}\left (\frac{\sqrt{1-\frac{i a \sqrt{c}}{\sqrt{d}}}}{\sqrt{2}}\right ) \log \left (1-\frac{i \left (\sqrt{c} a+\sqrt{c a^2+d}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )+i \cos ^{-1}(a x) \log \left (\frac{i e^{i \cos ^{-1}(a x)} \left (\sqrt{c} a+\sqrt{c a^2+d}\right )}{\sqrt{d}}+1\right )-2 i \sin ^{-1}\left (\frac{\sqrt{\frac{i \sqrt{c} a}{\sqrt{d}}+1}}{\sqrt{2}}\right ) \log \left (\frac{i e^{i \cos ^{-1}(a x)} \left (\sqrt{c} a+\sqrt{c a^2+d}\right )}{\sqrt{d}}+1\right )+\sqrt{c} \left (\frac{\cos ^{-1}(a x)}{\sqrt{d} x-i \sqrt{c}}-\frac{a \log \left (\frac{2 d \left (-i \sqrt{c} x a^2+\sqrt{d}+\sqrt{c a^2+d} \sqrt{1-a^2 x^2}\right )}{a \sqrt{c a^2+d} \left (\sqrt{d} x-i \sqrt{c}\right )}\right )}{\sqrt{c a^2+d}}\right )+\sqrt{c} \left (\frac{\cos ^{-1}(a x)}{\sqrt{d} x+i \sqrt{c}}-\frac{a \log \left (-\frac{2 d \left (i \sqrt{c} x a^2+\sqrt{d}+\sqrt{c a^2+d} \sqrt{1-a^2 x^2}\right )}{a \sqrt{c a^2+d} \left (\sqrt{d} x+i \sqrt{c}\right )}\right )}{\sqrt{c a^2+d}}\right )-\text{PolyLog}\left (2,-\frac{i \left (\sqrt{c a^2+d}-a \sqrt{c}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )+\text{PolyLog}\left (2,\frac{i \left (\sqrt{c a^2+d}-a \sqrt{c}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )+\text{PolyLog}\left (2,-\frac{i \left (\sqrt{c} a+\sqrt{c a^2+d}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )-\text{PolyLog}\left (2,\frac{i \left (\sqrt{c} a+\sqrt{c a^2+d}\right ) e^{i \cos ^{-1}(a x)}}{\sqrt{d}}\right )}{4 c^{3/2} \sqrt{d}} \]
Warning: Unable to verify antiderivative.
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Maple [C] time = 0.913, size = 1654, normalized size = 2.3 \begin{align*} \text{result too large to display} \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 [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\arccos \left (a x\right )}{d^{2} x^{4} + 2 \, c d x^{2} + c^{2}}, 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{\operatorname{acos}{\left (a x \right )}}{\left (c + d x^{2}\right )^{2}}\, 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{\arccos \left (a x\right )}{{\left (d x^{2} + c\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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