Optimal. Leaf size=107 \[ \frac{b x^3 \sqrt{1-\frac{1}{c^2 x^2}} \left (a+b \csc ^{-1}(c x)\right )}{6 c}+\frac{b x \sqrt{1-\frac{1}{c^2 x^2}} \left (a+b \csc ^{-1}(c x)\right )}{3 c^3}+\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2+\frac{b^2 x^2}{12 c^2}+\frac{b^2 \log (x)}{3 c^4} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.106237, antiderivative size = 107, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.357, Rules used = {5223, 4410, 4185, 4184, 3475} \[ \frac{b x^3 \sqrt{1-\frac{1}{c^2 x^2}} \left (a+b \csc ^{-1}(c x)\right )}{6 c}+\frac{b x \sqrt{1-\frac{1}{c^2 x^2}} \left (a+b \csc ^{-1}(c x)\right )}{3 c^3}+\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2+\frac{b^2 x^2}{12 c^2}+\frac{b^2 \log (x)}{3 c^4} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 5223
Rule 4410
Rule 4185
Rule 4184
Rule 3475
Rubi steps
\begin{align*} \int x^3 \left (a+b \csc ^{-1}(c x)\right )^2 \, dx &=-\frac{\operatorname{Subst}\left (\int (a+b x)^2 \cot (x) \csc ^4(x) \, dx,x,\csc ^{-1}(c x)\right )}{c^4}\\ &=\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2-\frac{b \operatorname{Subst}\left (\int (a+b x) \csc ^4(x) \, dx,x,\csc ^{-1}(c x)\right )}{2 c^4}\\ &=\frac{b^2 x^2}{12 c^2}+\frac{b \sqrt{1-\frac{1}{c^2 x^2}} x^3 \left (a+b \csc ^{-1}(c x)\right )}{6 c}+\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2-\frac{b \operatorname{Subst}\left (\int (a+b x) \csc ^2(x) \, dx,x,\csc ^{-1}(c x)\right )}{3 c^4}\\ &=\frac{b^2 x^2}{12 c^2}+\frac{b \sqrt{1-\frac{1}{c^2 x^2}} x \left (a+b \csc ^{-1}(c x)\right )}{3 c^3}+\frac{b \sqrt{1-\frac{1}{c^2 x^2}} x^3 \left (a+b \csc ^{-1}(c x)\right )}{6 c}+\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2-\frac{b^2 \operatorname{Subst}\left (\int \cot (x) \, dx,x,\csc ^{-1}(c x)\right )}{3 c^4}\\ &=\frac{b^2 x^2}{12 c^2}+\frac{b \sqrt{1-\frac{1}{c^2 x^2}} x \left (a+b \csc ^{-1}(c x)\right )}{3 c^3}+\frac{b \sqrt{1-\frac{1}{c^2 x^2}} x^3 \left (a+b \csc ^{-1}(c x)\right )}{6 c}+\frac{1}{4} x^4 \left (a+b \csc ^{-1}(c x)\right )^2+\frac{b^2 \log (x)}{3 c^4}\\ \end{align*}
Mathematica [A] time = 0.222909, size = 124, normalized size = 1.16 \[ \frac{c x \left (3 a^2 c^3 x^3+2 a b \sqrt{1-\frac{1}{c^2 x^2}} \left (c^2 x^2+2\right )+b^2 c x\right )+2 b c x \csc ^{-1}(c x) \left (3 a c^3 x^3+b \sqrt{1-\frac{1}{c^2 x^2}} \left (c^2 x^2+2\right )\right )+3 b^2 c^4 x^4 \csc ^{-1}(c x)^2+4 b^2 \log (x)}{12 c^4} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [B] time = 0.225, size = 208, normalized size = 1.9 \begin{align*}{\frac{{a}^{2}{x}^{4}}{4}}+{\frac{{b}^{2} \left ({\rm arccsc} \left (cx\right ) \right ) ^{2}{x}^{4}}{4}}+{\frac{{b}^{2}{\rm arccsc} \left (cx\right ){x}^{3}}{6\,c}\sqrt{{\frac{{c}^{2}{x}^{2}-1}{{c}^{2}{x}^{2}}}}}+{\frac{{b}^{2}{x}^{2}}{12\,{c}^{2}}}+{\frac{{b}^{2}{\rm arccsc} \left (cx\right )x}{3\,{c}^{3}}\sqrt{{\frac{{c}^{2}{x}^{2}-1}{{c}^{2}{x}^{2}}}}}-{\frac{{b}^{2}}{3\,{c}^{4}}\ln \left ({\frac{1}{cx}} \right ) }+{\frac{ab{x}^{4}{\rm arccsc} \left (cx\right )}{2}}+{\frac{ab{x}^{3}}{6\,c}{\frac{1}{\sqrt{{\frac{{c}^{2}{x}^{2}-1}{{c}^{2}{x}^{2}}}}}}}+{\frac{xab}{6\,{c}^{3}}{\frac{1}{\sqrt{{\frac{{c}^{2}{x}^{2}-1}{{c}^{2}{x}^{2}}}}}}}-{\frac{ab}{3\,{c}^{5}x}{\frac{1}{\sqrt{{\frac{{c}^{2}{x}^{2}-1}{{c}^{2}{x}^{2}}}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [B] time = 2.10654, size = 266, normalized size = 2.49 \begin{align*} \frac{1}{4} \, b^{2} x^{4} \operatorname{arccsc}\left (c x\right )^{2} + \frac{1}{4} \, a^{2} x^{4} + \frac{1}{6} \,{\left (3 \, x^{4} \operatorname{arccsc}\left (c x\right ) + \frac{c^{2} x^{3}{\left (-\frac{1}{c^{2} x^{2}} + 1\right )}^{\frac{3}{2}} + 3 \, x \sqrt{-\frac{1}{c^{2} x^{2}} + 1}}{c^{3}}\right )} a b + \frac{{\left (2 \, c^{4} x^{4} \arctan \left (1, \sqrt{c x + 1} \sqrt{c x - 1}\right ) + 2 \, c^{2} x^{2} \arctan \left (1, \sqrt{c x + 1} \sqrt{c x - 1}\right ) +{\left (c^{2} x^{2} + 2 \, \log \left (x^{2}\right )\right )} \sqrt{c x + 1} \sqrt{c x - 1} - 4 \, \arctan \left (1, \sqrt{c x + 1} \sqrt{c x - 1}\right )\right )} b^{2}}{12 \, \sqrt{c x + 1} \sqrt{c x - 1} c^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A] time = 2.96616, size = 339, normalized size = 3.17 \begin{align*} \frac{3 \, b^{2} c^{4} x^{4} \operatorname{arccsc}\left (c x\right )^{2} + 3 \, a^{2} c^{4} x^{4} - 12 \, a b c^{4} \arctan \left (-c x + \sqrt{c^{2} x^{2} - 1}\right ) + b^{2} c^{2} x^{2} + 4 \, b^{2} \log \left (x\right ) + 6 \,{\left (a b c^{4} x^{4} - a b c^{4}\right )} \operatorname{arccsc}\left (c x\right ) + 2 \,{\left (a b c^{2} x^{2} + 2 \, a b +{\left (b^{2} c^{2} x^{2} + 2 \, b^{2}\right )} \operatorname{arccsc}\left (c x\right )\right )} \sqrt{c^{2} x^{2} - 1}}{12 \, c^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x^{3} \left (a + b \operatorname{acsc}{\left (c x \right )}\right )^{2}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (b \operatorname{arccsc}\left (c x\right ) + a\right )}^{2} x^{3}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]