Integrand size = 27, antiderivative size = 74 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=\frac {a \text {arctanh}(\cos (c+d x))}{8 d}-\frac {a \cot ^3(c+d x)}{3 d}+\frac {a \cot (c+d x) \csc (c+d x)}{8 d}-\frac {a \cot (c+d x) \csc ^3(c+d x)}{4 d} \] Output:
1/8*a*arctanh(cos(d*x+c))/d-1/3*a*cot(d*x+c)^3/d+1/8*a*cot(d*x+c)*csc(d*x+ c)/d-1/4*a*cot(d*x+c)*csc(d*x+c)^3/d
Time = 0.16 (sec) , antiderivative size = 135, normalized size of antiderivative = 1.82 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=-\frac {a \cot ^3(c+d x)}{3 d}+\frac {a \csc ^2\left (\frac {1}{2} (c+d x)\right )}{32 d}-\frac {a \csc ^4\left (\frac {1}{2} (c+d x)\right )}{64 d}+\frac {a \log \left (\cos \left (\frac {1}{2} (c+d x)\right )\right )}{8 d}-\frac {a \log \left (\sin \left (\frac {1}{2} (c+d x)\right )\right )}{8 d}-\frac {a \sec ^2\left (\frac {1}{2} (c+d x)\right )}{32 d}+\frac {a \sec ^4\left (\frac {1}{2} (c+d x)\right )}{64 d} \] Input:
Integrate[Cot[c + d*x]^2*Csc[c + d*x]^3*(a + a*Sin[c + d*x]),x]
Output:
-1/3*(a*Cot[c + d*x]^3)/d + (a*Csc[(c + d*x)/2]^2)/(32*d) - (a*Csc[(c + d* x)/2]^4)/(64*d) + (a*Log[Cos[(c + d*x)/2]])/(8*d) - (a*Log[Sin[(c + d*x)/2 ]])/(8*d) - (a*Sec[(c + d*x)/2]^2)/(32*d) + (a*Sec[(c + d*x)/2]^4)/(64*d)
Time = 0.55 (sec) , antiderivative size = 79, normalized size of antiderivative = 1.07, number of steps used = 11, number of rules used = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.370, Rules used = {3042, 3317, 3042, 3087, 15, 3091, 3042, 4255, 3042, 4257}
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.
\(\displaystyle \int \cot ^2(c+d x) \csc ^3(c+d x) (a \sin (c+d x)+a) \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \frac {\cos (c+d x)^2 (a \sin (c+d x)+a)}{\sin (c+d x)^5}dx\) |
\(\Big \downarrow \) 3317 |
\(\displaystyle a \int \cot ^2(c+d x) \csc ^3(c+d x)dx+a \int \cot ^2(c+d x) \csc ^2(c+d x)dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle a \int \sec \left (c+d x-\frac {\pi }{2}\right )^2 \tan \left (c+d x-\frac {\pi }{2}\right )^2dx+a \int \sec \left (c+d x-\frac {\pi }{2}\right )^3 \tan \left (c+d x-\frac {\pi }{2}\right )^2dx\) |
\(\Big \downarrow \) 3087 |
\(\displaystyle \frac {a \int \cot ^2(c+d x)d(-\cot (c+d x))}{d}+a \int \sec \left (c+d x-\frac {\pi }{2}\right )^3 \tan \left (c+d x-\frac {\pi }{2}\right )^2dx\) |
\(\Big \downarrow \) 15 |
\(\displaystyle a \int \sec \left (c+d x-\frac {\pi }{2}\right )^3 \tan \left (c+d x-\frac {\pi }{2}\right )^2dx-\frac {a \cot ^3(c+d x)}{3 d}\) |
\(\Big \downarrow \) 3091 |
\(\displaystyle a \left (-\frac {1}{4} \int \csc ^3(c+d x)dx-\frac {\cot (c+d x) \csc ^3(c+d x)}{4 d}\right )-\frac {a \cot ^3(c+d x)}{3 d}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle a \left (-\frac {1}{4} \int \csc (c+d x)^3dx-\frac {\cot (c+d x) \csc ^3(c+d x)}{4 d}\right )-\frac {a \cot ^3(c+d x)}{3 d}\) |
\(\Big \downarrow \) 4255 |
\(\displaystyle a \left (\frac {1}{4} \left (\frac {\cot (c+d x) \csc (c+d x)}{2 d}-\frac {1}{2} \int \csc (c+d x)dx\right )-\frac {\cot (c+d x) \csc ^3(c+d x)}{4 d}\right )-\frac {a \cot ^3(c+d x)}{3 d}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle a \left (\frac {1}{4} \left (\frac {\cot (c+d x) \csc (c+d x)}{2 d}-\frac {1}{2} \int \csc (c+d x)dx\right )-\frac {\cot (c+d x) \csc ^3(c+d x)}{4 d}\right )-\frac {a \cot ^3(c+d x)}{3 d}\) |
\(\Big \downarrow \) 4257 |
\(\displaystyle a \left (\frac {1}{4} \left (\frac {\text {arctanh}(\cos (c+d x))}{2 d}+\frac {\cot (c+d x) \csc (c+d x)}{2 d}\right )-\frac {\cot (c+d x) \csc ^3(c+d x)}{4 d}\right )-\frac {a \cot ^3(c+d x)}{3 d}\) |
Input:
Int[Cot[c + d*x]^2*Csc[c + d*x]^3*(a + a*Sin[c + d*x]),x]
Output:
-1/3*(a*Cot[c + d*x]^3)/d + a*(-1/4*(Cot[c + d*x]*Csc[c + d*x]^3)/d + (Arc Tanh[Cos[c + d*x]]/(2*d) + (Cot[c + d*x]*Csc[c + d*x])/(2*d))/4)
Int[(a_.)*(x_)^(m_.), x_Symbol] :> Simp[a*(x^(m + 1)/(m + 1)), x] /; FreeQ[ {a, m}, x] && NeQ[m, -1]
Int[sec[(e_.) + (f_.)*(x_)]^(m_)*((b_.)*tan[(e_.) + (f_.)*(x_)])^(n_.), x_S ymbol] :> Simp[1/f Subst[Int[(b*x)^n*(1 + x^2)^(m/2 - 1), x], x, Tan[e + f*x]], x] /; FreeQ[{b, e, f, n}, x] && IntegerQ[m/2] && !(IntegerQ[(n - 1) /2] && LtQ[0, n, m - 1])
Int[((a_.)*sec[(e_.) + (f_.)*(x_)])^(m_.)*((b_.)*tan[(e_.) + (f_.)*(x_)])^( n_), x_Symbol] :> Simp[b*(a*Sec[e + f*x])^m*((b*Tan[e + f*x])^(n - 1)/(f*(m + n - 1))), x] - Simp[b^2*((n - 1)/(m + n - 1)) Int[(a*Sec[e + f*x])^m*( b*Tan[e + f*x])^(n - 2), x], x] /; FreeQ[{a, b, e, f, m}, x] && GtQ[n, 1] & & NeQ[m + n - 1, 0] && IntegersQ[2*m, 2*n]
Int[(cos[(e_.) + (f_.)*(x_)]*(g_.))^(p_)*((d_.)*sin[(e_.) + (f_.)*(x_)])^(n _.)*((a_) + (b_.)*sin[(e_.) + (f_.)*(x_)]), x_Symbol] :> Simp[a Int[(g*Co s[e + f*x])^p*(d*Sin[e + f*x])^n, x], x] + Simp[b/d Int[(g*Cos[e + f*x])^ p*(d*Sin[e + f*x])^(n + 1), x], x] /; FreeQ[{a, b, d, e, f, g, n, p}, x]
Int[(csc[(c_.) + (d_.)*(x_)]*(b_.))^(n_), x_Symbol] :> Simp[(-b)*Cos[c + d* x]*((b*Csc[c + d*x])^(n - 1)/(d*(n - 1))), x] + Simp[b^2*((n - 2)/(n - 1)) Int[(b*Csc[c + d*x])^(n - 2), x], x] /; FreeQ[{b, c, d}, x] && GtQ[n, 1] && IntegerQ[2*n]
Int[csc[(c_.) + (d_.)*(x_)], x_Symbol] :> Simp[-ArcTanh[Cos[c + d*x]]/d, x] /; FreeQ[{c, d}, x]
Time = 0.26 (sec) , antiderivative size = 90, normalized size of antiderivative = 1.22
method | result | size |
derivativedivides | \(\frac {-\frac {a \cos \left (d x +c \right )^{3}}{3 \sin \left (d x +c \right )^{3}}+a \left (-\frac {\cos \left (d x +c \right )^{3}}{4 \sin \left (d x +c \right )^{4}}-\frac {\cos \left (d x +c \right )^{3}}{8 \sin \left (d x +c \right )^{2}}-\frac {\cos \left (d x +c \right )}{8}-\frac {\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )}{8}\right )}{d}\) | \(90\) |
default | \(\frac {-\frac {a \cos \left (d x +c \right )^{3}}{3 \sin \left (d x +c \right )^{3}}+a \left (-\frac {\cos \left (d x +c \right )^{3}}{4 \sin \left (d x +c \right )^{4}}-\frac {\cos \left (d x +c \right )^{3}}{8 \sin \left (d x +c \right )^{2}}-\frac {\cos \left (d x +c \right )}{8}-\frac {\ln \left (\csc \left (d x +c \right )-\cot \left (d x +c \right )\right )}{8}\right )}{d}\) | \(90\) |
risch | \(-\frac {a \left (3 \,{\mathrm e}^{7 i \left (d x +c \right )}+21 \,{\mathrm e}^{5 i \left (d x +c \right )}-24 i {\mathrm e}^{6 i \left (d x +c \right )}+21 \,{\mathrm e}^{3 i \left (d x +c \right )}+24 i {\mathrm e}^{4 i \left (d x +c \right )}+3 \,{\mathrm e}^{i \left (d x +c \right )}-8 i {\mathrm e}^{2 i \left (d x +c \right )}+8 i\right )}{12 d \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )^{4}}+\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}{8 d}-\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}-1\right )}{8 d}\) | \(140\) |
Input:
int(cot(d*x+c)^2*csc(d*x+c)^3*(a+a*sin(d*x+c)),x,method=_RETURNVERBOSE)
Output:
1/d*(-1/3*a/sin(d*x+c)^3*cos(d*x+c)^3+a*(-1/4/sin(d*x+c)^4*cos(d*x+c)^3-1/ 8/sin(d*x+c)^2*cos(d*x+c)^3-1/8*cos(d*x+c)-1/8*ln(csc(d*x+c)-cot(d*x+c))))
Leaf count of result is larger than twice the leaf count of optimal. 137 vs. \(2 (66) = 132\).
Time = 0.08 (sec) , antiderivative size = 137, normalized size of antiderivative = 1.85 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=-\frac {16 \, a \cos \left (d x + c\right )^{3} \sin \left (d x + c\right ) + 6 \, a \cos \left (d x + c\right )^{3} + 6 \, a \cos \left (d x + c\right ) - 3 \, {\left (a \cos \left (d x + c\right )^{4} - 2 \, a \cos \left (d x + c\right )^{2} + a\right )} \log \left (\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) + 3 \, {\left (a \cos \left (d x + c\right )^{4} - 2 \, a \cos \left (d x + c\right )^{2} + a\right )} \log \left (-\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right )}{48 \, {\left (d \cos \left (d x + c\right )^{4} - 2 \, d \cos \left (d x + c\right )^{2} + d\right )}} \] Input:
integrate(cot(d*x+c)^2*csc(d*x+c)^3*(a+a*sin(d*x+c)),x, algorithm="fricas" )
Output:
-1/48*(16*a*cos(d*x + c)^3*sin(d*x + c) + 6*a*cos(d*x + c)^3 + 6*a*cos(d*x + c) - 3*(a*cos(d*x + c)^4 - 2*a*cos(d*x + c)^2 + a)*log(1/2*cos(d*x + c) + 1/2) + 3*(a*cos(d*x + c)^4 - 2*a*cos(d*x + c)^2 + a)*log(-1/2*cos(d*x + c) + 1/2))/(d*cos(d*x + c)^4 - 2*d*cos(d*x + c)^2 + d)
\[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=a \left (\int \cot ^{2}{\left (c + d x \right )} \csc ^{3}{\left (c + d x \right )}\, dx + \int \sin {\left (c + d x \right )} \cot ^{2}{\left (c + d x \right )} \csc ^{3}{\left (c + d x \right )}\, dx\right ) \] Input:
integrate(cot(d*x+c)**2*csc(d*x+c)**3*(a+a*sin(d*x+c)),x)
Output:
a*(Integral(cot(c + d*x)**2*csc(c + d*x)**3, x) + Integral(sin(c + d*x)*co t(c + d*x)**2*csc(c + d*x)**3, x))
Time = 0.03 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.08 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=-\frac {3 \, a {\left (\frac {2 \, {\left (\cos \left (d x + c\right )^{3} + \cos \left (d x + c\right )\right )}}{\cos \left (d x + c\right )^{4} - 2 \, \cos \left (d x + c\right )^{2} + 1} - \log \left (\cos \left (d x + c\right ) + 1\right ) + \log \left (\cos \left (d x + c\right ) - 1\right )\right )} + \frac {16 \, a}{\tan \left (d x + c\right )^{3}}}{48 \, d} \] Input:
integrate(cot(d*x+c)^2*csc(d*x+c)^3*(a+a*sin(d*x+c)),x, algorithm="maxima" )
Output:
-1/48*(3*a*(2*(cos(d*x + c)^3 + cos(d*x + c))/(cos(d*x + c)^4 - 2*cos(d*x + c)^2 + 1) - log(cos(d*x + c) + 1) + log(cos(d*x + c) - 1)) + 16*a/tan(d* x + c)^3)/d
Time = 0.18 (sec) , antiderivative size = 116, normalized size of antiderivative = 1.57 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=\frac {3 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{4} + 8 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 24 \, a \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) \right |}\right ) - 24 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + \frac {50 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{4} + 24 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} - 8 \, a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 3 \, a}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{4}}}{192 \, d} \] Input:
integrate(cot(d*x+c)^2*csc(d*x+c)^3*(a+a*sin(d*x+c)),x, algorithm="giac")
Output:
1/192*(3*a*tan(1/2*d*x + 1/2*c)^4 + 8*a*tan(1/2*d*x + 1/2*c)^3 - 24*a*log( abs(tan(1/2*d*x + 1/2*c))) - 24*a*tan(1/2*d*x + 1/2*c) + (50*a*tan(1/2*d*x + 1/2*c)^4 + 24*a*tan(1/2*d*x + 1/2*c)^3 - 8*a*tan(1/2*d*x + 1/2*c) - 3*a )/tan(1/2*d*x + 1/2*c)^4)/d
Time = 18.09 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.51 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=\frac {a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3}{24\,d}-\frac {a\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{8\,d}+\frac {a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4}{64\,d}-\frac {a\,\ln \left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )}{8\,d}-\frac {{\mathrm {cot}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^4\,\left (-2\,a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^3+\frac {2\,a\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{3}+\frac {a}{4}\right )}{16\,d} \] Input:
int((cot(c + d*x)^2*(a + a*sin(c + d*x)))/sin(c + d*x)^3,x)
Output:
(a*tan(c/2 + (d*x)/2)^3)/(24*d) - (a*tan(c/2 + (d*x)/2))/(8*d) + (a*tan(c/ 2 + (d*x)/2)^4)/(64*d) - (a*log(tan(c/2 + (d*x)/2)))/(8*d) - (cot(c/2 + (d *x)/2)^4*(a/4 + (2*a*tan(c/2 + (d*x)/2))/3 - 2*a*tan(c/2 + (d*x)/2)^3))/(1 6*d)
Time = 0.17 (sec) , antiderivative size = 89, normalized size of antiderivative = 1.20 \[ \int \cot ^2(c+d x) \csc ^3(c+d x) (a+a \sin (c+d x)) \, dx=\frac {a \left (8 \cos \left (d x +c \right ) \sin \left (d x +c \right )^{3}+3 \cos \left (d x +c \right ) \sin \left (d x +c \right )^{2}-8 \cos \left (d x +c \right ) \sin \left (d x +c \right )-6 \cos \left (d x +c \right )-3 \,\mathrm {log}\left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right ) \sin \left (d x +c \right )^{4}\right )}{24 \sin \left (d x +c \right )^{4} d} \] Input:
int(cot(d*x+c)^2*csc(d*x+c)^3*(a+a*sin(d*x+c)),x)
Output:
(a*(8*cos(c + d*x)*sin(c + d*x)**3 + 3*cos(c + d*x)*sin(c + d*x)**2 - 8*co s(c + d*x)*sin(c + d*x) - 6*cos(c + d*x) - 3*log(tan((c + d*x)/2))*sin(c + d*x)**4))/(24*sin(c + d*x)**4*d)