Integrand size = 21, antiderivative size = 164 \[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\frac {\arctan \left (\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )}{2 b}-\frac {\arctan \left (\sqrt {3}+\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )}{2 b}-\frac {\arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )}{b}+\frac {\sqrt {3} \text {arctanh}\left (\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\left (1+\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}\right ) \sqrt [3]{\sin (a+b x)}}\right )}{2 b} \] Output:
-1/2*arctan(-3^(1/2)+2*cos(b*x+a)^(1/3)/sin(b*x+a)^(1/3))/b-1/2*arctan(3^( 1/2)+2*cos(b*x+a)^(1/3)/sin(b*x+a)^(1/3))/b-arctan(cos(b*x+a)^(1/3)/sin(b* x+a)^(1/3))/b+1/2*3^(1/2)*arctanh(3^(1/2)*cos(b*x+a)^(1/3)/(1+cos(b*x+a)^( 2/3)/sin(b*x+a)^(2/3))/sin(b*x+a)^(1/3))/b
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.03 (sec) , antiderivative size = 55, normalized size of antiderivative = 0.34 \[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\frac {3 \sqrt [6]{\cos ^2(a+b x)} \operatorname {Hypergeometric2F1}\left (\frac {1}{6},\frac {1}{6},\frac {7}{6},\sin ^2(a+b x)\right ) \sqrt [3]{\sin (a+b x)}}{b \sqrt [3]{\cos (a+b x)}} \] Input:
Integrate[Cos[a + b*x]^(2/3)/Sin[a + b*x]^(2/3),x]
Output:
(3*(Cos[a + b*x]^2)^(1/6)*Hypergeometric2F1[1/6, 1/6, 7/6, Sin[a + b*x]^2] *Sin[a + b*x]^(1/3))/(b*Cos[a + b*x]^(1/3))
Time = 0.34 (sec) , antiderivative size = 221, normalized size of antiderivative = 1.35, number of steps used = 11, number of rules used = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.476, Rules used = {3042, 3055, 824, 27, 216, 1142, 25, 1083, 217, 1103}
Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.
\(\displaystyle \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \frac {\cos (a+b x)^{2/3}}{\sin (a+b x)^{2/3}}dx\) |
\(\Big \downarrow \) 3055 |
\(\displaystyle -\frac {3 \int \frac {\cos ^{\frac {4}{3}}(a+b x)}{\left (\cot ^2(a+b x)+1\right ) \sin ^{\frac {4}{3}}(a+b x)}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{b}\) |
\(\Big \downarrow \) 824 |
\(\displaystyle -\frac {3 \left (\frac {1}{3} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\frac {1}{3} \int -\frac {1-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{2 \left (\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1\right )}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\frac {1}{3} \int -\frac {\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}{2 \left (\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1\right )}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )}{b}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {3 \left (\frac {1}{3} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{6} \int \frac {1-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{6} \int \frac {\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )}{b}\) |
\(\Big \downarrow \) 216 |
\(\displaystyle -\frac {3 \left (-\frac {1}{6} \int \frac {1-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{6} \int \frac {\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )}{b}\) |
\(\Big \downarrow \) 1142 |
\(\displaystyle -\frac {3 \left (\frac {1}{6} \left (\frac {1}{2} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\frac {1}{2} \sqrt {3} \int -\frac {\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{6} \left (\frac {1}{2} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{2} \sqrt {3} \int \frac {\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )}{b}\) |
\(\Big \downarrow \) 25 |
\(\displaystyle -\frac {3 \left (\frac {1}{6} \left (\frac {1}{2} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{2} \sqrt {3} \int \frac {\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{6} \left (\frac {1}{2} \int \frac {1}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\frac {1}{2} \sqrt {3} \int \frac {\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )}{b}\) |
\(\Big \downarrow \) 1083 |
\(\displaystyle -\frac {3 \left (\frac {1}{6} \left (-\int \frac {1}{-\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-1}d\left (\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\sqrt {3}\right )-\frac {1}{2} \sqrt {3} \int \frac {\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{6} \left (-\int \frac {1}{-\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-1}d\left (\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}\right )-\frac {1}{2} \sqrt {3} \int \frac {\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )}{b}\) |
\(\Big \downarrow \) 217 |
\(\displaystyle -\frac {3 \left (\frac {1}{6} \left (-\frac {1}{2} \sqrt {3} \int \frac {\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}-\arctan \left (\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )+\frac {1}{6} \left (\arctan \left (\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}\right )-\frac {1}{2} \sqrt {3} \int \frac {\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}}{\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1}d\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )}{b}\) |
\(\Big \downarrow \) 1103 |
\(\displaystyle -\frac {3 \left (\frac {1}{3} \arctan \left (\frac {\sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )+\frac {1}{6} \left (\frac {1}{2} \sqrt {3} \log \left (\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}-\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1\right )-\arctan \left (\sqrt {3}-\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}\right )\right )+\frac {1}{6} \left (\arctan \left (\frac {2 \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+\sqrt {3}\right )-\frac {1}{2} \sqrt {3} \log \left (\frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)}+\frac {\sqrt {3} \sqrt [3]{\cos (a+b x)}}{\sqrt [3]{\sin (a+b x)}}+1\right )\right )\right )}{b}\) |
Input:
Int[Cos[a + b*x]^(2/3)/Sin[a + b*x]^(2/3),x]
Output:
(-3*(ArcTan[Cos[a + b*x]^(1/3)/Sin[a + b*x]^(1/3)]/3 + (-ArcTan[Sqrt[3] - (2*Cos[a + b*x]^(1/3))/Sin[a + b*x]^(1/3)] + (Sqrt[3]*Log[1 + Cos[a + b*x] ^(2/3)/Sin[a + b*x]^(2/3) - (Sqrt[3]*Cos[a + b*x]^(1/3))/Sin[a + b*x]^(1/3 )])/2)/6 + (ArcTan[Sqrt[3] + (2*Cos[a + b*x]^(1/3))/Sin[a + b*x]^(1/3)] - (Sqrt[3]*Log[1 + Cos[a + b*x]^(2/3)/Sin[a + b*x]^(2/3) + (Sqrt[3]*Cos[a + b*x]^(1/3))/Sin[a + b*x]^(1/3)])/2)/6))/b
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1/(Rt[a, 2]*Rt[b, 2]))*A rcTan[Rt[b, 2]*(x/Rt[a, 2])], x] /; FreeQ[{a, b}, x] && PosQ[a/b] && (GtQ[a , 0] || GtQ[b, 0])
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(-(Rt[-a, 2]*Rt[-b, 2])^( -1))*ArcTan[Rt[-b, 2]*(x/Rt[-a, 2])], x] /; FreeQ[{a, b}, x] && PosQ[a/b] & & (LtQ[a, 0] || LtQ[b, 0])
Int[(x_)^(m_.)/((a_) + (b_.)*(x_)^(n_)), x_Symbol] :> Module[{r = Numerator [Rt[a/b, n]], s = Denominator[Rt[a/b, n]], k, u}, Simp[u = Int[(r*Cos[(2*k - 1)*m*(Pi/n)] - s*Cos[(2*k - 1)*(m + 1)*(Pi/n)]*x)/(r^2 - 2*r*s*Cos[(2*k - 1)*(Pi/n)]*x + s^2*x^2), x] + Int[(r*Cos[(2*k - 1)*m*(Pi/n)] + s*Cos[(2*k - 1)*(m + 1)*(Pi/n)]*x)/(r^2 + 2*r*s*Cos[(2*k - 1)*(Pi/n)]*x + s^2*x^2), x] ; 2*(-1)^(m/2)*(r^(m + 2)/(a*n*s^m)) Int[1/(r^2 + s^2*x^2), x] + 2*(r^(m + 1)/(a*n*s^m)) Sum[u, {k, 1, (n - 2)/4}], x]] /; FreeQ[{a, b}, x] && IGt Q[(n - 2)/4, 0] && IGtQ[m, 0] && LtQ[m, n - 1] && PosQ[a/b]
Int[((a_) + (b_.)*(x_) + (c_.)*(x_)^2)^(-1), x_Symbol] :> Simp[-2 Subst[I nt[1/Simp[b^2 - 4*a*c - x^2, x], x], x, b + 2*c*x], x] /; FreeQ[{a, b, c}, x]
Int[((d_) + (e_.)*(x_))/((a_.) + (b_.)*(x_) + (c_.)*(x_)^2), x_Symbol] :> S imp[d*(Log[RemoveContent[a + b*x + c*x^2, x]]/b), x] /; FreeQ[{a, b, c, d, e}, x] && EqQ[2*c*d - b*e, 0]
Int[((d_.) + (e_.)*(x_))/((a_) + (b_.)*(x_) + (c_.)*(x_)^2), x_Symbol] :> S imp[(2*c*d - b*e)/(2*c) Int[1/(a + b*x + c*x^2), x], x] + Simp[e/(2*c) Int[(b + 2*c*x)/(a + b*x + c*x^2), x], x] /; FreeQ[{a, b, c, d, e}, x]
Int[(cos[(e_.) + (f_.)*(x_)]*(a_.))^(m_)*((b_.)*sin[(e_.) + (f_.)*(x_)])^(n _), x_Symbol] :> With[{k = Denominator[m]}, Simp[(-k)*a*(b/f) Subst[Int[x ^(k*(m + 1) - 1)/(a^2 + b^2*x^(2*k)), x], x, (a*Cos[e + f*x])^(1/k)/(b*Sin[ e + f*x])^(1/k)], x]] /; FreeQ[{a, b, e, f}, x] && EqQ[m + n, 0] && GtQ[m, 0] && LtQ[m, 1]
\[\int \frac {\cos \left (b x +a \right )^{\frac {2}{3}}}{\sin \left (b x +a \right )^{\frac {2}{3}}}d x\]
Input:
int(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x)
Output:
int(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x)
Leaf count of result is larger than twice the leaf count of optimal. 266 vs. \(2 (132) = 264\).
Time = 0.10 (sec) , antiderivative size = 266, normalized size of antiderivative = 1.62 \[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\frac {\sqrt {3} b \sqrt {\frac {1}{b^{2}}} \log \left (\frac {\sqrt {3} b \sqrt {\frac {1}{b^{2}}} \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {1}{3}} + \cos \left (b x + a\right )^{\frac {1}{3}} \sin \left (b x + a\right )^{\frac {2}{3}} + \cos \left (b x + a\right )}{\cos \left (b x + a\right )}\right ) - \sqrt {3} b \sqrt {\frac {1}{b^{2}}} \log \left (-\frac {\sqrt {3} b \sqrt {\frac {1}{b^{2}}} \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {1}{3}} - \cos \left (b x + a\right )^{\frac {1}{3}} \sin \left (b x + a\right )^{\frac {2}{3}} - \cos \left (b x + a\right )}{\cos \left (b x + a\right )}\right ) + 2 \, \arctan \left (\frac {\sqrt {3} b \sqrt {\frac {1}{b^{2}}} \cos \left (b x + a\right ) + 2 \, \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {1}{3}}}{\cos \left (b x + a\right )}\right ) + 2 \, \arctan \left (-\frac {\sqrt {3} b \sqrt {\frac {1}{b^{2}}} \cos \left (b x + a\right ) - 2 \, \cos \left (b x + a\right )^{\frac {2}{3}} \sin \left (b x + a\right )^{\frac {1}{3}}}{\cos \left (b x + a\right )}\right ) + 4 \, \arctan \left (\frac {\sin \left (b x + a\right )^{\frac {1}{3}}}{\cos \left (b x + a\right )^{\frac {1}{3}}}\right )}{4 \, b} \] Input:
integrate(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x, algorithm="fricas")
Output:
1/4*(sqrt(3)*b*sqrt(b^(-2))*log((sqrt(3)*b*sqrt(b^(-2))*cos(b*x + a)^(2/3) *sin(b*x + a)^(1/3) + cos(b*x + a)^(1/3)*sin(b*x + a)^(2/3) + cos(b*x + a) )/cos(b*x + a)) - sqrt(3)*b*sqrt(b^(-2))*log(-(sqrt(3)*b*sqrt(b^(-2))*cos( b*x + a)^(2/3)*sin(b*x + a)^(1/3) - cos(b*x + a)^(1/3)*sin(b*x + a)^(2/3) - cos(b*x + a))/cos(b*x + a)) + 2*arctan((sqrt(3)*b*sqrt(b^(-2))*cos(b*x + a) + 2*cos(b*x + a)^(2/3)*sin(b*x + a)^(1/3))/cos(b*x + a)) + 2*arctan(-( sqrt(3)*b*sqrt(b^(-2))*cos(b*x + a) - 2*cos(b*x + a)^(2/3)*sin(b*x + a)^(1 /3))/cos(b*x + a)) + 4*arctan(sin(b*x + a)^(1/3)/cos(b*x + a)^(1/3)))/b
\[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\int \frac {\cos ^{\frac {2}{3}}{\left (a + b x \right )}}{\sin ^{\frac {2}{3}}{\left (a + b x \right )}}\, dx \] Input:
integrate(cos(b*x+a)**(2/3)/sin(b*x+a)**(2/3),x)
Output:
Integral(cos(a + b*x)**(2/3)/sin(a + b*x)**(2/3), x)
\[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\int { \frac {\cos \left (b x + a\right )^{\frac {2}{3}}}{\sin \left (b x + a\right )^{\frac {2}{3}}} \,d x } \] Input:
integrate(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x, algorithm="maxima")
Output:
integrate(cos(b*x + a)^(2/3)/sin(b*x + a)^(2/3), x)
\[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\int { \frac {\cos \left (b x + a\right )^{\frac {2}{3}}}{\sin \left (b x + a\right )^{\frac {2}{3}}} \,d x } \] Input:
integrate(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x, algorithm="giac")
Output:
integrate(cos(b*x + a)^(2/3)/sin(b*x + a)^(2/3), x)
Time = 26.54 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.27 \[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=-\frac {3\,{\cos \left (a+b\,x\right )}^{5/3}\,{\sin \left (a+b\,x\right )}^{1/3}\,{{}}_2{\mathrm {F}}_1\left (\frac {5}{6},\frac {5}{6};\ \frac {11}{6};\ {\cos \left (a+b\,x\right )}^2\right )}{5\,b\,{\left ({\sin \left (a+b\,x\right )}^2\right )}^{1/6}} \] Input:
int(cos(a + b*x)^(2/3)/sin(a + b*x)^(2/3),x)
Output:
-(3*cos(a + b*x)^(5/3)*sin(a + b*x)^(1/3)*hypergeom([5/6, 5/6], 11/6, cos( a + b*x)^2))/(5*b*(sin(a + b*x)^2)^(1/6))
\[ \int \frac {\cos ^{\frac {2}{3}}(a+b x)}{\sin ^{\frac {2}{3}}(a+b x)} \, dx=\int \frac {\cos \left (b x +a \right )^{\frac {2}{3}}}{\sin \left (b x +a \right )^{\frac {2}{3}}}d x \] Input:
int(cos(b*x+a)^(2/3)/sin(b*x+a)^(2/3),x)
Output:
int(cos(a + b*x)**(2/3)/sin(a + b*x)**(2/3),x)