Integrand size = 21, antiderivative size = 98 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\frac {5}{16} (a-6 b) x-\frac {(11 a-18 b) \cos (e+f x) \sin (e+f x)}{16 f}+\frac {(13 a-6 b) \cos ^3(e+f x) \sin (e+f x)}{24 f}-\frac {a \cos ^5(e+f x) \sin (e+f x)}{6 f}+\frac {b \tan (e+f x)}{f} \]
5/16*(a-6*b)*x-1/16*(11*a-18*b)*cos(f*x+e)*sin(f*x+e)/f+1/24*(13*a-6*b)*co s(f*x+e)^3*sin(f*x+e)/f-1/6*a*cos(f*x+e)^5*sin(f*x+e)/f+b*tan(f*x+e)/f
Time = 0.42 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.80 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\frac {60 a e-360 b e+60 a f x-360 b f x+(-45 a+96 b) \sin (2 (e+f x))+(9 a-6 b) \sin (4 (e+f x))-a \sin (6 (e+f x))+192 b \tan (e+f x)}{192 f} \]
(60*a*e - 360*b*e + 60*a*f*x - 360*b*f*x + (-45*a + 96*b)*Sin[2*(e + f*x)] + (9*a - 6*b)*Sin[4*(e + f*x)] - a*Sin[6*(e + f*x)] + 192*b*Tan[e + f*x]) /(192*f)
Time = 0.34 (sec) , antiderivative size = 124, normalized size of antiderivative = 1.27, number of steps used = 10, number of rules used = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {3042, 4620, 360, 25, 2345, 27, 1471, 299, 216}
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.
\(\displaystyle \int \sin ^6(e+f x) \left (a+b \sec ^2(e+f x)\right ) \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \sin (e+f x)^6 \left (a+b \sec (e+f x)^2\right )dx\) |
\(\Big \downarrow \) 4620 |
\(\displaystyle \frac {\int \frac {\tan ^6(e+f x) \left (b \tan ^2(e+f x)+a+b\right )}{\left (\tan ^2(e+f x)+1\right )^4}d\tan (e+f x)}{f}\) |
\(\Big \downarrow \) 360 |
\(\displaystyle \frac {-\frac {1}{6} \int -\frac {6 b \tan ^6(e+f x)+6 a \tan ^4(e+f x)-6 a \tan ^2(e+f x)+a}{\left (\tan ^2(e+f x)+1\right )^3}d\tan (e+f x)-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 25 |
\(\displaystyle \frac {\frac {1}{6} \int \frac {6 b \tan ^6(e+f x)+6 a \tan ^4(e+f x)-6 a \tan ^2(e+f x)+a}{\left (\tan ^2(e+f x)+1\right )^3}d\tan (e+f x)-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 2345 |
\(\displaystyle \frac {\frac {1}{6} \left (\frac {(13 a-6 b) \tan (e+f x)}{4 \left (\tan ^2(e+f x)+1\right )^2}-\frac {1}{4} \int \frac {3 \left (-8 b \tan ^4(e+f x)-8 (a-b) \tan ^2(e+f x)+3 a-2 b\right )}{\left (\tan ^2(e+f x)+1\right )^2}d\tan (e+f x)\right )-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {\frac {1}{6} \left (\frac {(13 a-6 b) \tan (e+f x)}{4 \left (\tan ^2(e+f x)+1\right )^2}-\frac {3}{4} \int \frac {-8 b \tan ^4(e+f x)-8 (a-b) \tan ^2(e+f x)+3 a-2 b}{\left (\tan ^2(e+f x)+1\right )^2}d\tan (e+f x)\right )-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 1471 |
\(\displaystyle \frac {\frac {1}{6} \left (\frac {(13 a-6 b) \tan (e+f x)}{4 \left (\tan ^2(e+f x)+1\right )^2}-\frac {3}{4} \left (\frac {(11 a-18 b) \tan (e+f x)}{2 \left (\tan ^2(e+f x)+1\right )}-\frac {1}{2} \int \frac {16 b \tan ^2(e+f x)+5 a-14 b}{\tan ^2(e+f x)+1}d\tan (e+f x)\right )\right )-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 299 |
\(\displaystyle \frac {\frac {1}{6} \left (\frac {(13 a-6 b) \tan (e+f x)}{4 \left (\tan ^2(e+f x)+1\right )^2}-\frac {3}{4} \left (\frac {1}{2} \left (-5 (a-6 b) \int \frac {1}{\tan ^2(e+f x)+1}d\tan (e+f x)-16 b \tan (e+f x)\right )+\frac {(11 a-18 b) \tan (e+f x)}{2 \left (\tan ^2(e+f x)+1\right )}\right )\right )-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
\(\Big \downarrow \) 216 |
\(\displaystyle \frac {\frac {1}{6} \left (\frac {(13 a-6 b) \tan (e+f x)}{4 \left (\tan ^2(e+f x)+1\right )^2}-\frac {3}{4} \left (\frac {1}{2} (-5 (a-6 b) \arctan (\tan (e+f x))-16 b \tan (e+f x))+\frac {(11 a-18 b) \tan (e+f x)}{2 \left (\tan ^2(e+f x)+1\right )}\right )\right )-\frac {a \tan (e+f x)}{6 \left (\tan ^2(e+f x)+1\right )^3}}{f}\) |
(-1/6*(a*Tan[e + f*x])/(1 + Tan[e + f*x]^2)^3 + (((13*a - 6*b)*Tan[e + f*x ])/(4*(1 + Tan[e + f*x]^2)^2) - (3*((-5*(a - 6*b)*ArcTan[Tan[e + f*x]] - 1 6*b*Tan[e + f*x])/2 + ((11*a - 18*b)*Tan[e + f*x])/(2*(1 + Tan[e + f*x]^2) )))/4)/6)/f
3.1.8.3.1 Defintions of rubi rules used
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)^(p_)*((c_) + (d_.)*(x_)^2), x_Symbol] :> Simp[d*x *((a + b*x^2)^(p + 1)/(b*(2*p + 3))), x] - Simp[(a*d - b*c*(2*p + 3))/(b*(2 *p + 3)) Int[(a + b*x^2)^p, x], x] /; FreeQ[{a, b, c, d}, x] && NeQ[b*c - a*d, 0] && NeQ[2*p + 3, 0]
Int[(x_)^(m_)*((a_) + (b_.)*(x_)^2)^(p_)*((c_) + (d_.)*(x_)^2), x_Symbol] : > Simp[(-a)^(m/2 - 1)*(b*c - a*d)*x*((a + b*x^2)^(p + 1)/(2*b^(m/2 + 1)*(p + 1))), x] + Simp[1/(2*b^(m/2 + 1)*(p + 1)) Int[(a + b*x^2)^(p + 1)*Expan dToSum[2*b*(p + 1)*x^2*Together[(b^(m/2)*x^(m - 2)*(c + d*x^2) - (-a)^(m/2 - 1)*(b*c - a*d))/(a + b*x^2)] - (-a)^(m/2 - 1)*(b*c - a*d), x], x], x] /; FreeQ[{a, b, c, d}, x] && NeQ[b*c - a*d, 0] && LtQ[p, -1] && IGtQ[m/2, 0] & & (IntegerQ[p] || EqQ[m + 2*p + 1, 0])
Int[((d_) + (e_.)*(x_)^2)^(q_)*((a_) + (b_.)*(x_)^2 + (c_.)*(x_)^4)^(p_.), x_Symbol] :> With[{Qx = PolynomialQuotient[(a + b*x^2 + c*x^4)^p, d + e*x^2 , x], R = Coeff[PolynomialRemainder[(a + b*x^2 + c*x^4)^p, d + e*x^2, x], x , 0]}, Simp[(-R)*x*((d + e*x^2)^(q + 1)/(2*d*(q + 1))), x] + Simp[1/(2*d*(q + 1)) Int[(d + e*x^2)^(q + 1)*ExpandToSum[2*d*(q + 1)*Qx + R*(2*q + 3), x], x], x]] /; FreeQ[{a, b, c, d, e}, x] && NeQ[b^2 - 4*a*c, 0] && NeQ[c*d^ 2 - b*d*e + a*e^2, 0] && IGtQ[p, 0] && LtQ[q, -1]
Int[(Pq_)*((a_) + (b_.)*(x_)^2)^(p_), x_Symbol] :> With[{Q = PolynomialQuot ient[Pq, a + b*x^2, x], f = Coeff[PolynomialRemainder[Pq, a + b*x^2, x], x, 0], g = Coeff[PolynomialRemainder[Pq, a + b*x^2, x], x, 1]}, Simp[(a*g - b *f*x)*((a + b*x^2)^(p + 1)/(2*a*b*(p + 1))), x] + Simp[1/(2*a*(p + 1)) In t[(a + b*x^2)^(p + 1)*ExpandToSum[2*a*(p + 1)*Q + f*(2*p + 3), x], x], x]] /; FreeQ[{a, b}, x] && PolyQ[Pq, x] && LtQ[p, -1]
Int[((a_) + (b_.)*sec[(e_.) + (f_.)*(x_)]^(n_))^(p_.)*sin[(e_.) + (f_.)*(x_ )]^(m_), x_Symbol] :> With[{ff = FreeFactors[Tan[e + f*x], x]}, Simp[ff^(m + 1)/f Subst[Int[x^m*(ExpandToSum[a + b*(1 + ff^2*x^2)^(n/2), x]^p/(1 + f f^2*x^2)^(m/2 + 1)), x], x, Tan[e + f*x]/ff], x]] /; FreeQ[{a, b, e, f, p}, x] && IntegerQ[m/2] && IntegerQ[n/2]
Time = 0.44 (sec) , antiderivative size = 89, normalized size of antiderivative = 0.91
method | result | size |
parallelrisch | \(\frac {\left (-36 a +90 b \right ) \sin \left (3 f x +3 e \right )+\left (8 a -6 b \right ) \sin \left (5 f x +5 e \right )-\sin \left (7 f x +7 e \right ) a +120 f x \left (a -6 b \right ) \cos \left (f x +e \right )-45 \sin \left (f x +e \right ) \left (a -\frac {32 b}{3}\right )}{384 f \cos \left (f x +e \right )}\) | \(89\) |
derivativedivides | \(\frac {a \left (-\frac {\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )}{6}+\frac {5 f x}{16}+\frac {5 e}{16}\right )+b \left (\frac {\sin \left (f x +e \right )^{7}}{\cos \left (f x +e \right )}+\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )-\frac {15 f x}{8}-\frac {15 e}{8}\right )}{f}\) | \(112\) |
default | \(\frac {a \left (-\frac {\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )}{6}+\frac {5 f x}{16}+\frac {5 e}{16}\right )+b \left (\frac {\sin \left (f x +e \right )^{7}}{\cos \left (f x +e \right )}+\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )-\frac {15 f x}{8}-\frac {15 e}{8}\right )}{f}\) | \(112\) |
parts | \(\frac {a \left (-\frac {\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )}{6}+\frac {5 f x}{16}+\frac {5 e}{16}\right )}{f}+\frac {b \left (\frac {\sin \left (f x +e \right )^{7}}{\cos \left (f x +e \right )}+\left (\sin \left (f x +e \right )^{5}+\frac {5 \sin \left (f x +e \right )^{3}}{4}+\frac {15 \sin \left (f x +e \right )}{8}\right ) \cos \left (f x +e \right )-\frac {15 f x}{8}-\frac {15 e}{8}\right )}{f}\) | \(114\) |
risch | \(\frac {5 a x}{16}-\frac {15 x b}{8}+\frac {15 i {\mathrm e}^{2 i \left (f x +e \right )} a}{128 f}-\frac {i {\mathrm e}^{2 i \left (f x +e \right )} b}{4 f}-\frac {15 i {\mathrm e}^{-2 i \left (f x +e \right )} a}{128 f}+\frac {i {\mathrm e}^{-2 i \left (f x +e \right )} b}{4 f}+\frac {2 i b}{f \left ({\mathrm e}^{2 i \left (f x +e \right )}+1\right )}-\frac {a \sin \left (6 f x +6 e \right )}{192 f}+\frac {3 \sin \left (4 f x +4 e \right ) a}{64 f}-\frac {\sin \left (4 f x +4 e \right ) b}{32 f}\) | \(139\) |
norman | \(\frac {\left (-\frac {5 a}{16}+\frac {15 b}{8}\right ) x +\left (-\frac {45 a}{16}+\frac {135 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{4}+\left (-\frac {25 a}{16}+\frac {75 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{2}+\left (-\frac {25 a}{16}+\frac {75 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{6}+\left (\frac {5 a}{16}-\frac {15 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{14}+\left (\frac {25 a}{16}-\frac {75 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{8}+\left (\frac {25 a}{16}-\frac {75 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{12}+\left (\frac {45 a}{16}-\frac {135 b}{8}\right ) x \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{10}+\frac {5 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )}{8 f}+\frac {35 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{3}}{12 f}+\frac {113 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{5}}{24 f}+\frac {113 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{9}}{24 f}+\frac {35 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{11}}{12 f}+\frac {5 \left (a -6 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{13}}{8 f}-\frac {\left (33 a +58 b \right ) \tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{7}}{2 f}}{\left (\tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{2}-1\right ) \left (1+\tan \left (\frac {f x}{2}+\frac {e}{2}\right )^{2}\right )^{6}}\) | \(329\) |
1/384*((-36*a+90*b)*sin(3*f*x+3*e)+(8*a-6*b)*sin(5*f*x+5*e)-sin(7*f*x+7*e) *a+120*f*x*(a-6*b)*cos(f*x+e)-45*sin(f*x+e)*(a-32/3*b))/f/cos(f*x+e)
Time = 0.25 (sec) , antiderivative size = 86, normalized size of antiderivative = 0.88 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\frac {15 \, {\left (a - 6 \, b\right )} f x \cos \left (f x + e\right ) - {\left (8 \, a \cos \left (f x + e\right )^{6} - 2 \, {\left (13 \, a - 6 \, b\right )} \cos \left (f x + e\right )^{4} + 3 \, {\left (11 \, a - 18 \, b\right )} \cos \left (f x + e\right )^{2} - 48 \, b\right )} \sin \left (f x + e\right )}{48 \, f \cos \left (f x + e\right )} \]
1/48*(15*(a - 6*b)*f*x*cos(f*x + e) - (8*a*cos(f*x + e)^6 - 2*(13*a - 6*b) *cos(f*x + e)^4 + 3*(11*a - 18*b)*cos(f*x + e)^2 - 48*b)*sin(f*x + e))/(f* cos(f*x + e))
Timed out. \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\text {Timed out} \]
Time = 0.28 (sec) , antiderivative size = 111, normalized size of antiderivative = 1.13 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\frac {15 \, {\left (f x + e\right )} {\left (a - 6 \, b\right )} + 48 \, b \tan \left (f x + e\right ) - \frac {3 \, {\left (11 \, a - 18 \, b\right )} \tan \left (f x + e\right )^{5} + 8 \, {\left (5 \, a - 12 \, b\right )} \tan \left (f x + e\right )^{3} + 3 \, {\left (5 \, a - 14 \, b\right )} \tan \left (f x + e\right )}{\tan \left (f x + e\right )^{6} + 3 \, \tan \left (f x + e\right )^{4} + 3 \, \tan \left (f x + e\right )^{2} + 1}}{48 \, f} \]
1/48*(15*(f*x + e)*(a - 6*b) + 48*b*tan(f*x + e) - (3*(11*a - 18*b)*tan(f* x + e)^5 + 8*(5*a - 12*b)*tan(f*x + e)^3 + 3*(5*a - 14*b)*tan(f*x + e))/(t an(f*x + e)^6 + 3*tan(f*x + e)^4 + 3*tan(f*x + e)^2 + 1))/f
Time = 0.31 (sec) , antiderivative size = 104, normalized size of antiderivative = 1.06 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=\frac {15 \, {\left (f x + e\right )} {\left (a - 6 \, b\right )} + 48 \, b \tan \left (f x + e\right ) - \frac {33 \, a \tan \left (f x + e\right )^{5} - 54 \, b \tan \left (f x + e\right )^{5} + 40 \, a \tan \left (f x + e\right )^{3} - 96 \, b \tan \left (f x + e\right )^{3} + 15 \, a \tan \left (f x + e\right ) - 42 \, b \tan \left (f x + e\right )}{{\left (\tan \left (f x + e\right )^{2} + 1\right )}^{3}}}{48 \, f} \]
1/48*(15*(f*x + e)*(a - 6*b) + 48*b*tan(f*x + e) - (33*a*tan(f*x + e)^5 - 54*b*tan(f*x + e)^5 + 40*a*tan(f*x + e)^3 - 96*b*tan(f*x + e)^3 + 15*a*tan (f*x + e) - 42*b*tan(f*x + e))/(tan(f*x + e)^2 + 1)^3)/f
Time = 18.47 (sec) , antiderivative size = 105, normalized size of antiderivative = 1.07 \[ \int \left (a+b \sec ^2(e+f x)\right ) \sin ^6(e+f x) \, dx=x\,\left (\frac {5\,a}{16}-\frac {15\,b}{8}\right )-\frac {\left (\frac {11\,a}{16}-\frac {9\,b}{8}\right )\,{\mathrm {tan}\left (e+f\,x\right )}^5+\left (\frac {5\,a}{6}-2\,b\right )\,{\mathrm {tan}\left (e+f\,x\right )}^3+\left (\frac {5\,a}{16}-\frac {7\,b}{8}\right )\,\mathrm {tan}\left (e+f\,x\right )}{f\,\left ({\mathrm {tan}\left (e+f\,x\right )}^6+3\,{\mathrm {tan}\left (e+f\,x\right )}^4+3\,{\mathrm {tan}\left (e+f\,x\right )}^2+1\right )}+\frac {b\,\mathrm {tan}\left (e+f\,x\right )}{f} \]