Integrand size = 23, antiderivative size = 318 \[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\frac {4 a \cot (e+f x) E\left (\arcsin \left (\frac {\sqrt {a+b \sec (e+f x)}}{\sqrt {a+b}}\right )|\frac {a+b}{a-b}\right ) \sqrt {\frac {b (1-\sec (e+f x))}{a+b}} \sqrt {-\frac {b (1+\sec (e+f x))}{a-b}}}{(a-b) (a+b)^{3/2} f}-\frac {(3 a-b) \cot (e+f x) \operatorname {EllipticF}\left (\arcsin \left (\frac {\sqrt {a+b \sec (e+f x)}}{\sqrt {a+b}}\right ),\frac {a+b}{a-b}\right ) \sqrt {\frac {b (1-\sec (e+f x))}{a+b}} \sqrt {-\frac {b (1+\sec (e+f x))}{a-b}}}{(a-b) (a+b)^{3/2} f}-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}+\frac {b^2 \tan (e+f x)}{\left (a^2-b^2\right ) f (a+b \sec (e+f x))^{3/2}}+\frac {4 a b^2 \tan (e+f x)}{\left (a^2-b^2\right )^2 f \sqrt {a+b \sec (e+f x)}} \]
-cot(f*x+e)/f/(a+b*sec(f*x+e))^(3/2)+4*a*cot(f*x+e)*EllipticE((a+b*sec(f*x +e))^(1/2)/(a+b)^(1/2),((a+b)/(a-b))^(1/2))*(b*(1-sec(f*x+e))/(a+b))^(1/2) *(-b*(1+sec(f*x+e))/(a-b))^(1/2)/(a-b)/(a+b)^(3/2)/f-(3*a-b)*cot(f*x+e)*El lipticF((a+b*sec(f*x+e))^(1/2)/(a+b)^(1/2),((a+b)/(a-b))^(1/2))*(b*(1-sec( f*x+e))/(a+b))^(1/2)*(-b*(1+sec(f*x+e))/(a-b))^(1/2)/(a-b)/(a+b)^(3/2)/f+b ^2*tan(f*x+e)/(a^2-b^2)/f/(a+b*sec(f*x+e))^(3/2)+4*a*b^2*tan(f*x+e)/(a^2-b ^2)^2/f/(a+b*sec(f*x+e))^(1/2)
Time = 7.47 (sec) , antiderivative size = 259, normalized size of antiderivative = 0.81 \[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\frac {-((a-b) ((3 a-b) b+a (a-3 b) \cos (e+f x)) \csc (e+f x))+8 a b (a+b) \cos ^2\left (\frac {1}{2} (e+f x)\right ) \sqrt {\frac {b+a \cos (e+f x)}{(a+b) (1+\cos (e+f x))}} E\left (\arcsin \left (\tan \left (\frac {1}{2} (e+f x)\right )\right )|\frac {a-b}{a+b}\right ) \sec (e+f x) \sqrt {\frac {1}{1+\sec (e+f x)}}-2 b \left (3 a^2+4 a b+b^2\right ) \cos ^2\left (\frac {1}{2} (e+f x)\right ) \sqrt {\frac {b+a \cos (e+f x)}{(a+b) (1+\cos (e+f x))}} \operatorname {EllipticF}\left (\arcsin \left (\tan \left (\frac {1}{2} (e+f x)\right )\right ),\frac {a-b}{a+b}\right ) \sec (e+f x) \sqrt {\frac {1}{1+\sec (e+f x)}}}{\left (a^2-b^2\right )^2 f \sqrt {a+b \sec (e+f x)}} \]
(-((a - b)*((3*a - b)*b + a*(a - 3*b)*Cos[e + f*x])*Csc[e + f*x]) + 8*a*b* (a + b)*Cos[(e + f*x)/2]^2*Sqrt[(b + a*Cos[e + f*x])/((a + b)*(1 + Cos[e + f*x]))]*EllipticE[ArcSin[Tan[(e + f*x)/2]], (a - b)/(a + b)]*Sec[e + f*x] *Sqrt[(1 + Sec[e + f*x])^(-1)] - 2*b*(3*a^2 + 4*a*b + b^2)*Cos[(e + f*x)/2 ]^2*Sqrt[(b + a*Cos[e + f*x])/((a + b)*(1 + Cos[e + f*x]))]*EllipticF[ArcS in[Tan[(e + f*x)/2]], (a - b)/(a + b)]*Sec[e + f*x]*Sqrt[(1 + Sec[e + f*x] )^(-1)])/((a^2 - b^2)^2*f*Sqrt[a + b*Sec[e + f*x]])
Time = 1.33 (sec) , antiderivative size = 354, normalized size of antiderivative = 1.11, number of steps used = 14, number of rules used = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.609, Rules used = {3042, 4363, 25, 3042, 4320, 27, 3042, 4491, 27, 3042, 4493, 3042, 4319, 4492}
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.
\(\displaystyle \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \int \frac {1}{\cos \left (e+f x-\frac {\pi }{2}\right )^2 \left (a-b \csc \left (e+f x-\frac {\pi }{2}\right )\right )^{3/2}}dx\) |
\(\Big \downarrow \) 4363 |
\(\displaystyle \frac {3}{2} b \int -\frac {\sec (e+f x)}{(a+b \sec (e+f x))^{5/2}}dx-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 25 |
\(\displaystyle -\frac {3}{2} b \int \frac {\sec (e+f x)}{(a+b \sec (e+f x))^{5/2}}dx-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {3}{2} b \int \frac {\csc \left (e+f x+\frac {\pi }{2}\right )}{\left (a+b \csc \left (e+f x+\frac {\pi }{2}\right )\right )^{5/2}}dx-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 4320 |
\(\displaystyle -\frac {3}{2} b \left (-\frac {2 \int -\frac {\sec (e+f x) (3 a-b \sec (e+f x))}{2 (a+b \sec (e+f x))^{3/2}}dx}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\int \frac {\sec (e+f x) (3 a-b \sec (e+f x))}{(a+b \sec (e+f x))^{3/2}}dx}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\int \frac {\csc \left (e+f x+\frac {\pi }{2}\right ) \left (3 a-b \csc \left (e+f x+\frac {\pi }{2}\right )\right )}{\left (a+b \csc \left (e+f x+\frac {\pi }{2}\right )\right )^{3/2}}dx}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 4491 |
\(\displaystyle -\frac {3}{2} b \left (\frac {-\frac {2 \int -\frac {\sec (e+f x) \left (3 a^2+4 b \sec (e+f x) a+b^2\right )}{2 \sqrt {a+b \sec (e+f x)}}dx}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {\int \frac {\sec (e+f x) \left (3 a^2+4 b \sec (e+f x) a+b^2\right )}{\sqrt {a+b \sec (e+f x)}}dx}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {\int \frac {\csc \left (e+f x+\frac {\pi }{2}\right ) \left (3 a^2+4 b \csc \left (e+f x+\frac {\pi }{2}\right ) a+b^2\right )}{\sqrt {a+b \csc \left (e+f x+\frac {\pi }{2}\right )}}dx}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 4493 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {(a-b) (3 a-b) \int \frac {\sec (e+f x)}{\sqrt {a+b \sec (e+f x)}}dx+4 a b \int \frac {\sec (e+f x) (\sec (e+f x)+1)}{\sqrt {a+b \sec (e+f x)}}dx}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {(a-b) (3 a-b) \int \frac {\csc \left (e+f x+\frac {\pi }{2}\right )}{\sqrt {a+b \csc \left (e+f x+\frac {\pi }{2}\right )}}dx+4 a b \int \frac {\csc \left (e+f x+\frac {\pi }{2}\right ) \left (\csc \left (e+f x+\frac {\pi }{2}\right )+1\right )}{\sqrt {a+b \csc \left (e+f x+\frac {\pi }{2}\right )}}dx}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 4319 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {4 a b \int \frac {\csc \left (e+f x+\frac {\pi }{2}\right ) \left (\csc \left (e+f x+\frac {\pi }{2}\right )+1\right )}{\sqrt {a+b \csc \left (e+f x+\frac {\pi }{2}\right )}}dx+\frac {2 (a-b) (3 a-b) \sqrt {a+b} \cot (e+f x) \sqrt {\frac {b (1-\sec (e+f x))}{a+b}} \sqrt {-\frac {b (\sec (e+f x)+1)}{a-b}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\sqrt {a+b \sec (e+f x)}}{\sqrt {a+b}}\right ),\frac {a+b}{a-b}\right )}{b f}}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
\(\Big \downarrow \) 4492 |
\(\displaystyle -\frac {3}{2} b \left (\frac {\frac {\frac {2 (a-b) (3 a-b) \sqrt {a+b} \cot (e+f x) \sqrt {\frac {b (1-\sec (e+f x))}{a+b}} \sqrt {-\frac {b (\sec (e+f x)+1)}{a-b}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\sqrt {a+b \sec (e+f x)}}{\sqrt {a+b}}\right ),\frac {a+b}{a-b}\right )}{b f}-\frac {8 a (a-b) \sqrt {a+b} \cot (e+f x) \sqrt {\frac {b (1-\sec (e+f x))}{a+b}} \sqrt {-\frac {b (\sec (e+f x)+1)}{a-b}} E\left (\arcsin \left (\frac {\sqrt {a+b \sec (e+f x)}}{\sqrt {a+b}}\right )|\frac {a+b}{a-b}\right )}{b f}}{a^2-b^2}-\frac {8 a b \tan (e+f x)}{f \left (a^2-b^2\right ) \sqrt {a+b \sec (e+f x)}}}{3 \left (a^2-b^2\right )}-\frac {2 b \tan (e+f x)}{3 f \left (a^2-b^2\right ) (a+b \sec (e+f x))^{3/2}}\right )-\frac {\cot (e+f x)}{f (a+b \sec (e+f x))^{3/2}}\) |
-(Cot[e + f*x]/(f*(a + b*Sec[e + f*x])^(3/2))) - (3*b*((-2*b*Tan[e + f*x]) /(3*(a^2 - b^2)*f*(a + b*Sec[e + f*x])^(3/2)) + (((-8*a*(a - b)*Sqrt[a + b ]*Cot[e + f*x]*EllipticE[ArcSin[Sqrt[a + b*Sec[e + f*x]]/Sqrt[a + b]], (a + b)/(a - b)]*Sqrt[(b*(1 - Sec[e + f*x]))/(a + b)]*Sqrt[-((b*(1 + Sec[e + f*x]))/(a - b))])/(b*f) + (2*(a - b)*(3*a - b)*Sqrt[a + b]*Cot[e + f*x]*El lipticF[ArcSin[Sqrt[a + b*Sec[e + f*x]]/Sqrt[a + b]], (a + b)/(a - b)]*Sqr t[(b*(1 - Sec[e + f*x]))/(a + b)]*Sqrt[-((b*(1 + Sec[e + f*x]))/(a - b))]) /(b*f))/(a^2 - b^2) - (8*a*b*Tan[e + f*x])/((a^2 - b^2)*f*Sqrt[a + b*Sec[e + f*x]]))/(3*(a^2 - b^2))))/2
3.3.56.3.1 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[csc[(e_.) + (f_.)*(x_)]/Sqrt[csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_)], x_S ymbol] :> Simp[-2*(Rt[a + b, 2]/(b*f*Cot[e + f*x]))*Sqrt[(b*(1 - Csc[e + f* x]))/(a + b)]*Sqrt[(-b)*((1 + Csc[e + f*x])/(a - b))]*EllipticF[ArcSin[Sqrt [a + b*Csc[e + f*x]]/Rt[a + b, 2]], (a + b)/(a - b)], x] /; FreeQ[{a, b, e, f}, x] && NeQ[a^2 - b^2, 0]
Int[csc[(e_.) + (f_.)*(x_)]*(csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_))^(m_), x_ Symbol] :> Simp[(-b)*Cot[e + f*x]*((a + b*Csc[e + f*x])^(m + 1)/(f*(m + 1)* (a^2 - b^2))), x] + Simp[1/((m + 1)*(a^2 - b^2)) Int[Csc[e + f*x]*(a + b* Csc[e + f*x])^(m + 1)*(a*(m + 1) - b*(m + 2)*Csc[e + f*x]), x], x] /; FreeQ [{a, b, e, f}, x] && NeQ[a^2 - b^2, 0] && LtQ[m, -1] && IntegerQ[2*m]
Int[(csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_))^(m_)/cos[(e_.) + (f_.)*(x_)]^2, x_Symbol] :> Simp[Tan[e + f*x]*((a + b*Csc[e + f*x])^m/f), x] + Simp[b*m Int[Csc[e + f*x]*(a + b*Csc[e + f*x])^(m - 1), x], x] /; FreeQ[{a, b, e, f, m}, x]
Int[csc[(e_.) + (f_.)*(x_)]*(csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_))^(m_)*(cs c[(e_.) + (f_.)*(x_)]*(B_.) + (A_)), x_Symbol] :> Simp[(-(A*b - a*B))*Cot[e + f*x]*((a + b*Csc[e + f*x])^(m + 1)/(f*(m + 1)*(a^2 - b^2))), x] + Simp[1 /((m + 1)*(a^2 - b^2)) Int[Csc[e + f*x]*(a + b*Csc[e + f*x])^(m + 1)*Simp [(a*A - b*B)*(m + 1) - (A*b - a*B)*(m + 2)*Csc[e + f*x], x], x], x] /; Free Q[{a, b, A, B, e, f}, x] && NeQ[A*b - a*B, 0] && NeQ[a^2 - b^2, 0] && LtQ[m , -1]
Int[(csc[(e_.) + (f_.)*(x_)]*(csc[(e_.) + (f_.)*(x_)]*(B_.) + (A_)))/Sqrt[c sc[(e_.) + (f_.)*(x_)]*(b_.) + (a_)], x_Symbol] :> Simp[-2*(A*b - a*B)*Rt[a + b*(B/A), 2]*Sqrt[b*((1 - Csc[e + f*x])/(a + b))]*(Sqrt[(-b)*((1 + Csc[e + f*x])/(a - b))]/(b^2*f*Cot[e + f*x]))*EllipticE[ArcSin[Sqrt[a + b*Csc[e + f*x]]/Rt[a + b*(B/A), 2]], (a*A + b*B)/(a*A - b*B)], x] /; FreeQ[{a, b, e, f, A, B}, x] && NeQ[a^2 - b^2, 0] && EqQ[A^2 - B^2, 0]
Int[(csc[(e_.) + (f_.)*(x_)]*(csc[(e_.) + (f_.)*(x_)]*(B_.) + (A_)))/Sqrt[c sc[(e_.) + (f_.)*(x_)]*(b_.) + (a_)], x_Symbol] :> Simp[(A - B) Int[Csc[e + f*x]/Sqrt[a + b*Csc[e + f*x]], x], x] + Simp[B Int[Csc[e + f*x]*((1 + Csc[e + f*x])/Sqrt[a + b*Csc[e + f*x]]), x], x] /; FreeQ[{a, b, e, f, A, B} , x] && NeQ[a^2 - b^2, 0] && NeQ[A^2 - B^2, 0]
Leaf count of result is larger than twice the leaf count of optimal. \(976\) vs. \(2(294)=588\).
Time = 6.86 (sec) , antiderivative size = 977, normalized size of antiderivative = 3.07
-1/f/(a-b)^2/(a+b)^2*(a+b*sec(f*x+e))^(1/2)/(b+a*cos(f*x+e))*(4*EllipticE( cot(f*x+e)-csc(f*x+e),((a-b)/(a+b))^(1/2))*(cos(f*x+e)/(cos(f*x+e)+1))^(1/ 2)*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a^2*b*cos(f*x+e)+4*Elli pticE(cot(f*x+e)-csc(f*x+e),((a-b)/(a+b))^(1/2))*(cos(f*x+e)/(cos(f*x+e)+1 ))^(1/2)*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a*b^2*cos(f*x+e)- 3*(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x+e),((a-b) /(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a^2*b*cos(f *x+e)-4*(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x+e), ((a-b)/(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a*b^2 *cos(f*x+e)-(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x +e),((a-b)/(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*b ^3*cos(f*x+e)+4*(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticE(cot(f*x+e)-csc (f*x+e),((a-b)/(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/ 2)*a^2*b+4*(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticE(cot(f*x+e)-csc(f*x+ e),((a-b)/(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a* b^2-3*(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x+e),(( a-b)/(a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a^2*b-4 *(cos(f*x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x+e),((a-b)/ (a+b))^(1/2))*(1/(a+b)*(b+a*cos(f*x+e))/(cos(f*x+e)+1))^(1/2)*a*b^2-(cos(f *x+e)/(cos(f*x+e)+1))^(1/2)*EllipticF(cot(f*x+e)-csc(f*x+e),((a-b)/(a+b...
\[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\int { \frac {\csc \left (f x + e\right )^{2}}{{\left (b \sec \left (f x + e\right ) + a\right )}^{\frac {3}{2}}} \,d x } \]
integral(sqrt(b*sec(f*x + e) + a)*csc(f*x + e)^2/(b^2*sec(f*x + e)^2 + 2*a *b*sec(f*x + e) + a^2), x)
\[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\int \frac {\csc ^{2}{\left (e + f x \right )}}{\left (a + b \sec {\left (e + f x \right )}\right )^{\frac {3}{2}}}\, dx \]
\[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\int { \frac {\csc \left (f x + e\right )^{2}}{{\left (b \sec \left (f x + e\right ) + a\right )}^{\frac {3}{2}}} \,d x } \]
\[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\int { \frac {\csc \left (f x + e\right )^{2}}{{\left (b \sec \left (f x + e\right ) + a\right )}^{\frac {3}{2}}} \,d x } \]
Timed out. \[ \int \frac {\csc ^2(e+f x)}{(a+b \sec (e+f x))^{3/2}} \, dx=\int \frac {1}{{\sin \left (e+f\,x\right )}^2\,{\left (a+\frac {b}{\cos \left (e+f\,x\right )}\right )}^{3/2}} \,d x \]