Optimal. Leaf size=210 \[ -\frac{3 b^2 n^2 \sin ^2\left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )}-\frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^2 n^2+1\right )}-\frac{b n \sin ^3\left (a+b \log \left (c x^n\right )\right ) \cos \left (a+b \log \left (c x^n\right )\right )}{x^2 \left (4 b^2 n^2+1\right )}-\frac{3 b^3 n^3 \sin \left (a+b \log \left (c x^n\right )\right ) \cos \left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )}-\frac{3 b^4 n^4}{4 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.0628864, antiderivative size = 210, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.118, Rules used = {4487, 30} \[ -\frac{3 b^2 n^2 \sin ^2\left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )}-\frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^2 n^2+1\right )}-\frac{b n \sin ^3\left (a+b \log \left (c x^n\right )\right ) \cos \left (a+b \log \left (c x^n\right )\right )}{x^2 \left (4 b^2 n^2+1\right )}-\frac{3 b^3 n^3 \sin \left (a+b \log \left (c x^n\right )\right ) \cos \left (a+b \log \left (c x^n\right )\right )}{2 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )}-\frac{3 b^4 n^4}{4 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 4487
Rule 30
Rubi steps
\begin{align*} \int \frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx &=-\frac{b n \cos \left (a+b \log \left (c x^n\right )\right ) \sin ^3\left (a+b \log \left (c x^n\right )\right )}{\left (1+4 b^2 n^2\right ) x^2}-\frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{2 \left (1+4 b^2 n^2\right ) x^2}+\frac{\left (3 b^2 n^2\right ) \int \frac{\sin ^2\left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx}{1+4 b^2 n^2}\\ &=-\frac{3 b^3 n^3 \cos \left (a+b \log \left (c x^n\right )\right ) \sin \left (a+b \log \left (c x^n\right )\right )}{2 \left (1+5 b^2 n^2+4 b^4 n^4\right ) x^2}-\frac{3 b^2 n^2 \sin ^2\left (a+b \log \left (c x^n\right )\right )}{2 \left (1+5 b^2 n^2+4 b^4 n^4\right ) x^2}-\frac{b n \cos \left (a+b \log \left (c x^n\right )\right ) \sin ^3\left (a+b \log \left (c x^n\right )\right )}{\left (1+4 b^2 n^2\right ) x^2}-\frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{2 \left (1+4 b^2 n^2\right ) x^2}+\frac{\left (3 b^4 n^4\right ) \int \frac{1}{x^3} \, dx}{2 \left (1+5 b^2 n^2+4 b^4 n^4\right )}\\ &=-\frac{3 b^4 n^4}{4 \left (1+5 b^2 n^2+4 b^4 n^4\right ) x^2}-\frac{3 b^3 n^3 \cos \left (a+b \log \left (c x^n\right )\right ) \sin \left (a+b \log \left (c x^n\right )\right )}{2 \left (1+5 b^2 n^2+4 b^4 n^4\right ) x^2}-\frac{3 b^2 n^2 \sin ^2\left (a+b \log \left (c x^n\right )\right )}{2 \left (1+5 b^2 n^2+4 b^4 n^4\right ) x^2}-\frac{b n \cos \left (a+b \log \left (c x^n\right )\right ) \sin ^3\left (a+b \log \left (c x^n\right )\right )}{\left (1+4 b^2 n^2\right ) x^2}-\frac{\sin ^4\left (a+b \log \left (c x^n\right )\right )}{2 \left (1+4 b^2 n^2\right ) x^2}\\ \end{align*}
Mathematica [A] time = 0.456564, size = 169, normalized size = 0.8 \[ -\frac{16 b^3 n^3 \sin \left (2 \left (a+b \log \left (c x^n\right )\right )\right )-2 b^3 n^3 \sin \left (4 \left (a+b \log \left (c x^n\right )\right )\right )-4 \left (4 b^2 n^2+1\right ) \cos \left (2 \left (a+b \log \left (c x^n\right )\right )\right )+\left (b^2 n^2+1\right ) \cos \left (4 \left (a+b \log \left (c x^n\right )\right )\right )+4 b n \sin \left (2 \left (a+b \log \left (c x^n\right )\right )\right )-2 b n \sin \left (4 \left (a+b \log \left (c x^n\right )\right )\right )+12 b^4 n^4+15 b^2 n^2+3}{16 x^2 \left (4 b^4 n^4+5 b^2 n^2+1\right )} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [F] time = 0.069, size = 0, normalized size = 0. \begin{align*} \int{\frac{ \left ( \sin \left ( a+b\ln \left ( c{x}^{n} \right ) \right ) \right ) ^{4}}{{x}^{3}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [B] time = 1.32137, size = 1461, normalized size = 6.96 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A] time = 0.529785, size = 423, normalized size = 2.01 \begin{align*} -\frac{3 \, b^{4} n^{4} + 2 \,{\left (b^{2} n^{2} + 1\right )} \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{4} + 8 \, b^{2} n^{2} - 2 \,{\left (5 \, b^{2} n^{2} + 2\right )} \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{2} - 2 \,{\left (2 \,{\left (b^{3} n^{3} + b n\right )} \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{3} -{\left (5 \, b^{3} n^{3} + 2 \, b n\right )} \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )\right )} \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) + 2}{4 \,{\left (4 \, b^{4} n^{4} + 5 \, b^{2} n^{2} + 1\right )} x^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
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.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sin \left (b \log \left (c x^{n}\right ) + a\right )^{4}}{x^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]