Optimal. Leaf size=178 \[ -\frac{4 a b^2 x}{3 c^2}-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3+\frac{2 b^3 \left (1-c^2 x^2\right )^{3/2}}{27 c^3}-\frac{14 b^3 \sqrt{1-c^2 x^2}}{9 c^3}-\frac{4 b^3 x \sin ^{-1}(c x)}{3 c^2} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.296877, antiderivative size = 178, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 7, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.5, Rules used = {4627, 4707, 4677, 4619, 261, 266, 43} \[ -\frac{4 a b^2 x}{3 c^2}-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3+\frac{2 b^3 \left (1-c^2 x^2\right )^{3/2}}{27 c^3}-\frac{14 b^3 \sqrt{1-c^2 x^2}}{9 c^3}-\frac{4 b^3 x \sin ^{-1}(c x)}{3 c^2} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 4627
Rule 4707
Rule 4677
Rule 4619
Rule 261
Rule 266
Rule 43
Rubi steps
\begin{align*} \int x^2 \left (a+b \sin ^{-1}(c x)\right )^3 \, dx &=\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3-(b c) \int \frac{x^3 \left (a+b \sin ^{-1}(c x)\right )^2}{\sqrt{1-c^2 x^2}} \, dx\\ &=\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3-\frac{1}{3} \left (2 b^2\right ) \int x^2 \left (a+b \sin ^{-1}(c x)\right ) \, dx-\frac{(2 b) \int \frac{x \left (a+b \sin ^{-1}(c x)\right )^2}{\sqrt{1-c^2 x^2}} \, dx}{3 c}\\ &=-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3-\frac{\left (4 b^2\right ) \int \left (a+b \sin ^{-1}(c x)\right ) \, dx}{3 c^2}+\frac{1}{9} \left (2 b^3 c\right ) \int \frac{x^3}{\sqrt{1-c^2 x^2}} \, dx\\ &=-\frac{4 a b^2 x}{3 c^2}-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3-\frac{\left (4 b^3\right ) \int \sin ^{-1}(c x) \, dx}{3 c^2}+\frac{1}{9} \left (b^3 c\right ) \operatorname{Subst}\left (\int \frac{x}{\sqrt{1-c^2 x}} \, dx,x,x^2\right )\\ &=-\frac{4 a b^2 x}{3 c^2}-\frac{4 b^3 x \sin ^{-1}(c x)}{3 c^2}-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3+\frac{\left (4 b^3\right ) \int \frac{x}{\sqrt{1-c^2 x^2}} \, dx}{3 c}+\frac{1}{9} \left (b^3 c\right ) \operatorname{Subst}\left (\int \left (\frac{1}{c^2 \sqrt{1-c^2 x}}-\frac{\sqrt{1-c^2 x}}{c^2}\right ) \, dx,x,x^2\right )\\ &=-\frac{4 a b^2 x}{3 c^2}-\frac{14 b^3 \sqrt{1-c^2 x^2}}{9 c^3}+\frac{2 b^3 \left (1-c^2 x^2\right )^{3/2}}{27 c^3}-\frac{4 b^3 x \sin ^{-1}(c x)}{3 c^2}-\frac{2}{9} b^2 x^3 \left (a+b \sin ^{-1}(c x)\right )+\frac{2 b \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c^3}+\frac{b x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2}{3 c}+\frac{1}{3} x^3 \left (a+b \sin ^{-1}(c x)\right )^3\\ \end{align*}
Mathematica [A] time = 0.40945, size = 163, normalized size = 0.92 \[ \frac{1}{27} \left (\frac{b \left (9 c^2 x^2 \sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2-2 b \left (3 c^3 x^3 \left (a+b \sin ^{-1}(c x)\right )+b \sqrt{1-c^2 x^2} \left (c^2 x^2+2\right )\right )+18 \left (\sqrt{1-c^2 x^2} \left (a+b \sin ^{-1}(c x)\right )^2-2 b \left (a c x+b \sqrt{1-c^2 x^2}+b c x \sin ^{-1}(c x)\right )\right )\right )}{c^3}+9 x^3 \left (a+b \sin ^{-1}(c x)\right )^3\right ) \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [A] time = 0.029, size = 235, normalized size = 1.3 \begin{align*}{\frac{1}{{c}^{3}} \left ({\frac{{a}^{3}{c}^{3}{x}^{3}}{3}}+{b}^{3} \left ({\frac{{c}^{3}{x}^{3} \left ( \arcsin \left ( cx \right ) \right ) ^{3}}{3}}+{\frac{ \left ( \arcsin \left ( cx \right ) \right ) ^{2} \left ({c}^{2}{x}^{2}+2 \right ) }{3}\sqrt{-{c}^{2}{x}^{2}+1}}-{\frac{4}{3}\sqrt{-{c}^{2}{x}^{2}+1}}-{\frac{4\,cx\arcsin \left ( cx \right ) }{3}}-{\frac{2\,{c}^{3}{x}^{3}\arcsin \left ( cx \right ) }{9}}-{\frac{2\,{c}^{2}{x}^{2}+4}{27}\sqrt{-{c}^{2}{x}^{2}+1}} \right ) +3\,a{b}^{2} \left ( 1/3\,{c}^{3}{x}^{3} \left ( \arcsin \left ( cx \right ) \right ) ^{2}+2/9\,\arcsin \left ( cx \right ) \left ({c}^{2}{x}^{2}+2 \right ) \sqrt{-{c}^{2}{x}^{2}+1}-{\frac{2\,{c}^{3}{x}^{3}}{27}}-4/9\,cx \right ) +3\,{a}^{2}b \left ( 1/3\,{c}^{3}{x}^{3}\arcsin \left ( cx \right ) +1/9\,{c}^{2}{x}^{2}\sqrt{-{c}^{2}{x}^{2}+1}+2/9\,\sqrt{-{c}^{2}{x}^{2}+1} \right ) \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A] time = 1.88801, size = 369, normalized size = 2.07 \begin{align*} \frac{1}{3} \, b^{3} x^{3} \arcsin \left (c x\right )^{3} + a b^{2} x^{3} \arcsin \left (c x\right )^{2} + \frac{1}{3} \, a^{3} x^{3} + \frac{1}{3} \,{\left (3 \, x^{3} \arcsin \left (c x\right ) + c{\left (\frac{\sqrt{-c^{2} x^{2} + 1} x^{2}}{c^{2}} + \frac{2 \, \sqrt{-c^{2} x^{2} + 1}}{c^{4}}\right )}\right )} a^{2} b + \frac{2}{9} \,{\left (3 \, c{\left (\frac{\sqrt{-c^{2} x^{2} + 1} x^{2}}{c^{2}} + \frac{2 \, \sqrt{-c^{2} x^{2} + 1}}{c^{4}}\right )} \arcsin \left (c x\right ) - \frac{c^{2} x^{3} + 6 \, x}{c^{2}}\right )} a b^{2} + \frac{1}{27} \,{\left (9 \, c{\left (\frac{\sqrt{-c^{2} x^{2} + 1} x^{2}}{c^{2}} + \frac{2 \, \sqrt{-c^{2} x^{2} + 1}}{c^{4}}\right )} \arcsin \left (c x\right )^{2} - 2 \, c{\left (\frac{\sqrt{-c^{2} x^{2} + 1} x^{2} + \frac{20 \, \sqrt{-c^{2} x^{2} + 1}}{c^{2}}}{c^{2}} + \frac{3 \,{\left (c^{2} x^{3} + 6 \, x\right )} \arcsin \left (c x\right )}{c^{3}}\right )}\right )} b^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A] time = 1.80444, size = 441, normalized size = 2.48 \begin{align*} \frac{9 \, b^{3} c^{3} x^{3} \arcsin \left (c x\right )^{3} + 27 \, a b^{2} c^{3} x^{3} \arcsin \left (c x\right )^{2} + 3 \,{\left (3 \, a^{3} - 2 \, a b^{2}\right )} c^{3} x^{3} - 36 \, a b^{2} c x + 3 \,{\left ({\left (9 \, a^{2} b - 2 \, b^{3}\right )} c^{3} x^{3} - 12 \, b^{3} c x\right )} \arcsin \left (c x\right ) +{\left ({\left (9 \, a^{2} b - 2 \, b^{3}\right )} c^{2} x^{2} + 18 \, a^{2} b - 40 \, b^{3} + 9 \,{\left (b^{3} c^{2} x^{2} + 2 \, b^{3}\right )} \arcsin \left (c x\right )^{2} + 18 \,{\left (a b^{2} c^{2} x^{2} + 2 \, a b^{2}\right )} \arcsin \left (c x\right )\right )} \sqrt{-c^{2} x^{2} + 1}}{27 \, c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [A] time = 3.74468, size = 328, normalized size = 1.84 \begin{align*} \begin{cases} \frac{a^{3} x^{3}}{3} + a^{2} b x^{3} \operatorname{asin}{\left (c x \right )} + \frac{a^{2} b x^{2} \sqrt{- c^{2} x^{2} + 1}}{3 c} + \frac{2 a^{2} b \sqrt{- c^{2} x^{2} + 1}}{3 c^{3}} + a b^{2} x^{3} \operatorname{asin}^{2}{\left (c x \right )} - \frac{2 a b^{2} x^{3}}{9} + \frac{2 a b^{2} x^{2} \sqrt{- c^{2} x^{2} + 1} \operatorname{asin}{\left (c x \right )}}{3 c} - \frac{4 a b^{2} x}{3 c^{2}} + \frac{4 a b^{2} \sqrt{- c^{2} x^{2} + 1} \operatorname{asin}{\left (c x \right )}}{3 c^{3}} + \frac{b^{3} x^{3} \operatorname{asin}^{3}{\left (c x \right )}}{3} - \frac{2 b^{3} x^{3} \operatorname{asin}{\left (c x \right )}}{9} + \frac{b^{3} x^{2} \sqrt{- c^{2} x^{2} + 1} \operatorname{asin}^{2}{\left (c x \right )}}{3 c} - \frac{2 b^{3} x^{2} \sqrt{- c^{2} x^{2} + 1}}{27 c} - \frac{4 b^{3} x \operatorname{asin}{\left (c x \right )}}{3 c^{2}} + \frac{2 b^{3} \sqrt{- c^{2} x^{2} + 1} \operatorname{asin}^{2}{\left (c x \right )}}{3 c^{3}} - \frac{40 b^{3} \sqrt{- c^{2} x^{2} + 1}}{27 c^{3}} & \text{for}\: c \neq 0 \\\frac{a^{3} x^{3}}{3} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [B] time = 1.45838, size = 497, normalized size = 2.79 \begin{align*} \frac{1}{3} \, a^{3} x^{3} + \frac{{\left (c^{2} x^{2} - 1\right )} b^{3} x \arcsin \left (c x\right )^{3}}{3 \, c^{2}} + \frac{{\left (c^{2} x^{2} - 1\right )} a b^{2} x \arcsin \left (c x\right )^{2}}{c^{2}} + \frac{b^{3} x \arcsin \left (c x\right )^{3}}{3 \, c^{2}} + \frac{{\left (c^{2} x^{2} - 1\right )} a^{2} b x \arcsin \left (c x\right )}{c^{2}} - \frac{2 \,{\left (c^{2} x^{2} - 1\right )} b^{3} x \arcsin \left (c x\right )}{9 \, c^{2}} + \frac{a b^{2} x \arcsin \left (c x\right )^{2}}{c^{2}} - \frac{{\left (-c^{2} x^{2} + 1\right )}^{\frac{3}{2}} b^{3} \arcsin \left (c x\right )^{2}}{3 \, c^{3}} - \frac{2 \,{\left (c^{2} x^{2} - 1\right )} a b^{2} x}{9 \, c^{2}} + \frac{a^{2} b x \arcsin \left (c x\right )}{c^{2}} - \frac{14 \, b^{3} x \arcsin \left (c x\right )}{9 \, c^{2}} - \frac{2 \,{\left (-c^{2} x^{2} + 1\right )}^{\frac{3}{2}} a b^{2} \arcsin \left (c x\right )}{3 \, c^{3}} + \frac{\sqrt{-c^{2} x^{2} + 1} b^{3} \arcsin \left (c x\right )^{2}}{c^{3}} - \frac{14 \, a b^{2} x}{9 \, c^{2}} - \frac{{\left (-c^{2} x^{2} + 1\right )}^{\frac{3}{2}} a^{2} b}{3 \, c^{3}} + \frac{2 \,{\left (-c^{2} x^{2} + 1\right )}^{\frac{3}{2}} b^{3}}{27 \, c^{3}} + \frac{2 \, \sqrt{-c^{2} x^{2} + 1} a b^{2} \arcsin \left (c x\right )}{c^{3}} + \frac{\sqrt{-c^{2} x^{2} + 1} a^{2} b}{c^{3}} - \frac{14 \, \sqrt{-c^{2} x^{2} + 1} b^{3}}{9 \, c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]