3.581 \(\int \frac{a+b \tan (c+d x)}{\sqrt{-e \tan (c+d x)}} \, dx\)

Optimal. Leaf size=214 \[ \frac{(a-b) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}-\frac{(a-b) \tan ^{-1}\left (\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}+1\right )}{\sqrt{2} d \sqrt{e}}+\frac{(a+b) \log \left (-\sqrt{e} \tan (c+d x)-\sqrt{2} \sqrt{-e \tan (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d \sqrt{e}}-\frac{(a+b) \log \left (-\sqrt{e} \tan (c+d x)+\sqrt{2} \sqrt{-e \tan (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d \sqrt{e}} \]

[Out]

((a - b)*ArcTan[1 - (Sqrt[2]*Sqrt[-(e*Tan[c + d*x])])/Sqrt[e]])/(Sqrt[2]*d*Sqrt[e]) - ((a - b)*ArcTan[1 + (Sqr
t[2]*Sqrt[-(e*Tan[c + d*x])])/Sqrt[e]])/(Sqrt[2]*d*Sqrt[e]) + ((a + b)*Log[Sqrt[e] - Sqrt[e]*Tan[c + d*x] - Sq
rt[2]*Sqrt[-(e*Tan[c + d*x])]])/(2*Sqrt[2]*d*Sqrt[e]) - ((a + b)*Log[Sqrt[e] - Sqrt[e]*Tan[c + d*x] + Sqrt[2]*
Sqrt[-(e*Tan[c + d*x])]])/(2*Sqrt[2]*d*Sqrt[e])

________________________________________________________________________________________

Rubi [A]  time = 0.141738, antiderivative size = 214, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 7, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.292, Rules used = {3534, 1168, 1162, 617, 204, 1165, 628} \[ \frac{(a-b) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}-\frac{(a-b) \tan ^{-1}\left (\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}+1\right )}{\sqrt{2} d \sqrt{e}}+\frac{(a+b) \log \left (-\sqrt{e} \tan (c+d x)-\sqrt{2} \sqrt{-e \tan (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d \sqrt{e}}-\frac{(a+b) \log \left (-\sqrt{e} \tan (c+d x)+\sqrt{2} \sqrt{-e \tan (c+d x)}+\sqrt{e}\right )}{2 \sqrt{2} d \sqrt{e}} \]

Antiderivative was successfully verified.

[In]

Int[(a + b*Tan[c + d*x])/Sqrt[-(e*Tan[c + d*x])],x]

[Out]

((a - b)*ArcTan[1 - (Sqrt[2]*Sqrt[-(e*Tan[c + d*x])])/Sqrt[e]])/(Sqrt[2]*d*Sqrt[e]) - ((a - b)*ArcTan[1 + (Sqr
t[2]*Sqrt[-(e*Tan[c + d*x])])/Sqrt[e]])/(Sqrt[2]*d*Sqrt[e]) + ((a + b)*Log[Sqrt[e] - Sqrt[e]*Tan[c + d*x] - Sq
rt[2]*Sqrt[-(e*Tan[c + d*x])]])/(2*Sqrt[2]*d*Sqrt[e]) - ((a + b)*Log[Sqrt[e] - Sqrt[e]*Tan[c + d*x] + Sqrt[2]*
Sqrt[-(e*Tan[c + d*x])]])/(2*Sqrt[2]*d*Sqrt[e])

Rule 3534

Int[((c_) + (d_.)*tan[(e_.) + (f_.)*(x_)])/Sqrt[(b_.)*tan[(e_.) + (f_.)*(x_)]], x_Symbol] :> Dist[2/f, Subst[I
nt[(b*c + d*x^2)/(b^2 + x^4), x], x, Sqrt[b*Tan[e + f*x]]], x] /; FreeQ[{b, c, d, e, f}, x] && NeQ[c^2 - d^2,
0] && NeQ[c^2 + d^2, 0]

Rule 1168

Int[((d_) + (e_.)*(x_)^2)/((a_) + (c_.)*(x_)^4), x_Symbol] :> With[{q = Rt[a*c, 2]}, Dist[(d*q + a*e)/(2*a*c),
Int[(q + c*x^2)/(a + c*x^4), x], x] + Dist[(d*q - a*e)/(2*a*c), Int[(q - c*x^2)/(a + c*x^4), x], x]] /; FreeQ
[{a, c, d, e}, x] && NeQ[c*d^2 + a*e^2, 0] && NeQ[c*d^2 - a*e^2, 0] && NegQ[-(a*c)]

Rule 1162

Int[((d_) + (e_.)*(x_)^2)/((a_) + (c_.)*(x_)^4), x_Symbol] :> With[{q = Rt[(2*d)/e, 2]}, Dist[e/(2*c), Int[1/S
imp[d/e + q*x + x^2, x], x], x] + Dist[e/(2*c), Int[1/Simp[d/e - q*x + x^2, x], x], x]] /; FreeQ[{a, c, d, e},
x] && EqQ[c*d^2 - a*e^2, 0] && PosQ[d*e]

Rule 617

Int[((a_) + (b_.)*(x_) + (c_.)*(x_)^2)^(-1), x_Symbol] :> With[{q = 1 - 4*Simplify[(a*c)/b^2]}, Dist[-2/b, Sub
st[Int[1/(q - x^2), x], x, 1 + (2*c*x)/b], x] /; RationalQ[q] && (EqQ[q^2, 1] ||  !RationalQ[b^2 - 4*a*c])] /;
FreeQ[{a, b, c}, x] && NeQ[b^2 - 4*a*c, 0]

Rule 204

Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> -Simp[ArcTan[(Rt[-b, 2]*x)/Rt[-a, 2]]/(Rt[-a, 2]*Rt[-b, 2]), x] /
; FreeQ[{a, b}, x] && PosQ[a/b] && (LtQ[a, 0] || LtQ[b, 0])

Rule 1165

Int[((d_) + (e_.)*(x_)^2)/((a_) + (c_.)*(x_)^4), x_Symbol] :> With[{q = Rt[(-2*d)/e, 2]}, Dist[e/(2*c*q), Int[
(q - 2*x)/Simp[d/e + q*x - x^2, x], x], x] + Dist[e/(2*c*q), Int[(q + 2*x)/Simp[d/e - q*x - x^2, x], x], x]] /
; FreeQ[{a, c, d, e}, x] && EqQ[c*d^2 - a*e^2, 0] && NegQ[d*e]

Rule 628

Int[((d_) + (e_.)*(x_))/((a_.) + (b_.)*(x_) + (c_.)*(x_)^2), x_Symbol] :> Simp[(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]

Rubi steps

\begin{align*} \int \frac{a+b \tan (c+d x)}{\sqrt{-e \tan (c+d x)}} \, dx &=\frac{2 \operatorname{Subst}\left (\int \frac{-a e+b x^2}{e^2+x^4} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{d}\\ &=-\frac{(a-b) \operatorname{Subst}\left (\int \frac{e+x^2}{e^2+x^4} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{d}-\frac{(a+b) \operatorname{Subst}\left (\int \frac{e-x^2}{e^2+x^4} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{d}\\ &=-\frac{(a-b) \operatorname{Subst}\left (\int \frac{1}{e-\sqrt{2} \sqrt{e} x+x^2} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{2 d}-\frac{(a-b) \operatorname{Subst}\left (\int \frac{1}{e+\sqrt{2} \sqrt{e} x+x^2} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{2 d}+\frac{(a+b) \operatorname{Subst}\left (\int \frac{\sqrt{2} \sqrt{e}+2 x}{-e-\sqrt{2} \sqrt{e} x-x^2} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}+\frac{(a+b) \operatorname{Subst}\left (\int \frac{\sqrt{2} \sqrt{e}-2 x}{-e+\sqrt{2} \sqrt{e} x-x^2} \, dx,x,\sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}\\ &=\frac{(a+b) \log \left (\sqrt{e}-\sqrt{e} \tan (c+d x)-\sqrt{2} \sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}-\frac{(a+b) \log \left (\sqrt{e}-\sqrt{e} \tan (c+d x)+\sqrt{2} \sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}-\frac{(a-b) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1-\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}+\frac{(a-b) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1+\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}\\ &=\frac{(a-b) \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}-\frac{(a-b) \tan ^{-1}\left (1+\frac{\sqrt{2} \sqrt{-e \tan (c+d x)}}{\sqrt{e}}\right )}{\sqrt{2} d \sqrt{e}}+\frac{(a+b) \log \left (\sqrt{e}-\sqrt{e} \tan (c+d x)-\sqrt{2} \sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}-\frac{(a+b) \log \left (\sqrt{e}-\sqrt{e} \tan (c+d x)+\sqrt{2} \sqrt{-e \tan (c+d x)}\right )}{2 \sqrt{2} d \sqrt{e}}\\ \end{align*}

Mathematica [C]  time = 0.151045, size = 84, normalized size = 0.39 \[ \frac{\sqrt [4]{-1} e \tan ^{\frac{3}{2}}(c+d x) \left ((a-i b) \tan ^{-1}\left ((-1)^{3/4} \sqrt{\tan (c+d x)}\right )+(a+i b) \tanh ^{-1}\left ((-1)^{3/4} \sqrt{\tan (c+d x)}\right )\right )}{d (-e \tan (c+d x))^{3/2}} \]

Antiderivative was successfully verified.

[In]

Integrate[(a + b*Tan[c + d*x])/Sqrt[-(e*Tan[c + d*x])],x]

[Out]

((-1)^(1/4)*e*((a - I*b)*ArcTan[(-1)^(3/4)*Sqrt[Tan[c + d*x]]] + (a + I*b)*ArcTanh[(-1)^(3/4)*Sqrt[Tan[c + d*x
]]])*Tan[c + d*x]^(3/2))/(d*(-(e*Tan[c + d*x]))^(3/2))

________________________________________________________________________________________

Maple [B]  time = 0.039, size = 339, normalized size = 1.6 \begin{align*} -{\frac{a\sqrt{2}}{4\,de}\sqrt [4]{{e}^{2}}\ln \left ({ \left ( -e\tan \left ( dx+c \right ) +\sqrt [4]{{e}^{2}}\sqrt{-e\tan \left ( dx+c \right ) }\sqrt{2}+\sqrt{{e}^{2}} \right ) \left ( -e\tan \left ( dx+c \right ) -\sqrt [4]{{e}^{2}}\sqrt{-e\tan \left ( dx+c \right ) }\sqrt{2}+\sqrt{{e}^{2}} \right ) ^{-1}} \right ) }-{\frac{a\sqrt{2}}{2\,de}\sqrt [4]{{e}^{2}}\arctan \left ({\sqrt{2}\sqrt{-e\tan \left ( dx+c \right ) }{\frac{1}{\sqrt [4]{{e}^{2}}}}}+1 \right ) }+{\frac{a\sqrt{2}}{2\,de}\sqrt [4]{{e}^{2}}\arctan \left ( -{\sqrt{2}\sqrt{-e\tan \left ( dx+c \right ) }{\frac{1}{\sqrt [4]{{e}^{2}}}}}+1 \right ) }+{\frac{b\sqrt{2}}{4\,d}\ln \left ({ \left ( -e\tan \left ( dx+c \right ) -\sqrt [4]{{e}^{2}}\sqrt{-e\tan \left ( dx+c \right ) }\sqrt{2}+\sqrt{{e}^{2}} \right ) \left ( -e\tan \left ( dx+c \right ) +\sqrt [4]{{e}^{2}}\sqrt{-e\tan \left ( dx+c \right ) }\sqrt{2}+\sqrt{{e}^{2}} \right ) ^{-1}} \right ){\frac{1}{\sqrt [4]{{e}^{2}}}}}+{\frac{b\sqrt{2}}{2\,d}\arctan \left ({\sqrt{2}\sqrt{-e\tan \left ( dx+c \right ) }{\frac{1}{\sqrt [4]{{e}^{2}}}}}+1 \right ){\frac{1}{\sqrt [4]{{e}^{2}}}}}-{\frac{b\sqrt{2}}{2\,d}\arctan \left ( -{\sqrt{2}\sqrt{-e\tan \left ( dx+c \right ) }{\frac{1}{\sqrt [4]{{e}^{2}}}}}+1 \right ){\frac{1}{\sqrt [4]{{e}^{2}}}}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((a+b*tan(d*x+c))/(-e*tan(d*x+c))^(1/2),x)

[Out]

-1/4/d*a/e*(e^2)^(1/4)*2^(1/2)*ln((-e*tan(d*x+c)+(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)*2^(1/2)+(e^2)^(1/2))/(-e*ta
n(d*x+c)-(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)*2^(1/2)+(e^2)^(1/2)))-1/2/d*a/e*(e^2)^(1/4)*2^(1/2)*arctan(2^(1/2)/
(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)+1)+1/2/d*a/e*(e^2)^(1/4)*2^(1/2)*arctan(-2^(1/2)/(e^2)^(1/4)*(-e*tan(d*x+c))
^(1/2)+1)+1/4/d*b/(e^2)^(1/4)*2^(1/2)*ln((-e*tan(d*x+c)-(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)*2^(1/2)+(e^2)^(1/2))
/(-e*tan(d*x+c)+(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)*2^(1/2)+(e^2)^(1/2)))+1/2/d*b/(e^2)^(1/4)*2^(1/2)*arctan(2^(
1/2)/(e^2)^(1/4)*(-e*tan(d*x+c))^(1/2)+1)-1/2/d*b/(e^2)^(1/4)*2^(1/2)*arctan(-2^(1/2)/(e^2)^(1/4)*(-e*tan(d*x+
c))^(1/2)+1)

________________________________________________________________________________________

Maxima [F(-2)]  time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*tan(d*x+c))/(-e*tan(d*x+c))^(1/2),x, algorithm="maxima")

[Out]

Exception raised: ValueError

________________________________________________________________________________________

Fricas [B]  time = 3.0178, size = 6365, normalized size = 29.74 \begin{align*} \text{result too large to display} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*tan(d*x+c))/(-e*tan(d*x+c))^(1/2),x, algorithm="fricas")

[Out]

-1/4*(4*sqrt(2)*d^4*e^2*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a
^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(3/4)*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2))*arcta
n(((a^8 + 2*a^6*b^2 - 2*a^2*b^6 - b^8)*d^4*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^2*b^2 +
b^4)/(d^4*e^2)) + sqrt(2)*((a^5 - a*b^4)*d^7*e^3*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^2*b^
2 + b^4)/(d^4*e^2)) + (a^6*b + a^4*b^3 - a^2*b^5 - b^7)*d^5*e^2*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)))*sqrt(
-e*sin(d*x + c)/cos(d*x + c))*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b
^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(3/4) + sqrt(2)*(a*d^7*e^3*sqrt((a^4 + 2*a^2*
b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)) + (a^2*b + b^3)*d^5*e^2*sqrt((a^4 - 2*a^2*b^2 +
b^4)/(d^4*e^2)))*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*
a^2*b^2 + b^4))*sqrt(((a^6 - a^4*b^2 - a^2*b^4 + b^6)*d^2*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x
+ c) - (a^8 - 2*a^4*b^4 + b^8)*e*sin(d*x + c) + sqrt(2)*((a^4*b - 2*a^2*b^3 + b^5)*d^3*e^2*sqrt((a^4 + 2*a^2*b
^2 + b^4)/(d^4*e^2))*cos(d*x + c) + (a^7 - a^5*b^2 - a^3*b^4 + a*b^6)*d*e*cos(d*x + c))*sqrt(-e*sin(d*x + c)/c
os(d*x + c))*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*
b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(1/4))/cos(d*x + c))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(3/4)
)/(a^12 + 2*a^10*b^2 - a^8*b^4 - 4*a^6*b^6 - a^4*b^8 + 2*a^2*b^10 + b^12)) + 4*sqrt(2)*d^4*e^2*sqrt(-(2*a*b*d^
2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^
2 + b^4)/(d^4*e^2))^(3/4)*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2))*arctan(-((a^8 + 2*a^6*b^2 - 2*a^2*b^6 - b^8)
*d^4*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)) - sqrt(2)*((a^5 - a*b
^4)*d^7*e^3*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)) + (a^6*b + a^4*b^3
- a^2*b^5 - b^7)*d^5*e^2*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)))*sqrt(-e*sin(d*x + c)/cos(d*x + c))*sqrt(-(2
*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2
*a^2*b^2 + b^4)/(d^4*e^2))^(3/4) - sqrt(2)*(a*d^7*e^3*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*sqrt((a^4 - 2*a^
2*b^2 + b^4)/(d^4*e^2)) + (a^2*b + b^3)*d^5*e^2*sqrt((a^4 - 2*a^2*b^2 + b^4)/(d^4*e^2)))*sqrt(-(2*a*b*d^2*e*sq
rt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*sqrt(((a^6 - a^4*b^2 -
a^2*b^4 + b^6)*d^2*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x + c) - (a^8 - 2*a^4*b^4 + b^8)*e*sin(d
*x + c) - sqrt(2)*((a^4*b - 2*a^2*b^3 + b^5)*d^3*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x + c) + (a
^7 - a^5*b^2 - a^3*b^4 + a*b^6)*d*e*cos(d*x + c))*sqrt(-e*sin(d*x + c)/cos(d*x + c))*sqrt(-(2*a*b*d^2*e*sqrt((
a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(
d^4*e^2))^(1/4))/cos(d*x + c))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(3/4))/(a^12 + 2*a^10*b^2 - a^8*b^4 - 4*a^6
*b^6 - a^4*b^8 + 2*a^2*b^10 + b^12)) + sqrt(2)*(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) + a^4 + 2*
a^2*b^2 + b^4)*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^
2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(1/4)*log(((a^6 - a^4*b^2 - a^2*b^4 + b^6)*d^2*e^2*sqrt((a^4
+ 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x + c) - (a^8 - 2*a^4*b^4 + b^8)*e*sin(d*x + c) + sqrt(2)*((a^4*b - 2*a^2
*b^3 + b^5)*d^3*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x + c) + (a^7 - a^5*b^2 - a^3*b^4 + a*b^6)*d
*e*cos(d*x + c))*sqrt(-e*sin(d*x + c)/cos(d*x + c))*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))
- a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(1/4))/cos(d*x + c)) -
sqrt(2)*(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) + a^4 + 2*a^2*b^2 + b^4)*sqrt(-(2*a*b*d^2*e*sqrt(
(a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/
(d^4*e^2))^(1/4)*log(((a^6 - a^4*b^2 - a^2*b^4 + b^6)*d^2*e^2*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))*cos(d*x
+ c) - (a^8 - 2*a^4*b^4 + b^8)*e*sin(d*x + c) - sqrt(2)*((a^4*b - 2*a^2*b^3 + b^5)*d^3*e^2*sqrt((a^4 + 2*a^2*b
^2 + b^4)/(d^4*e^2))*cos(d*x + c) + (a^7 - a^5*b^2 - a^3*b^4 + a*b^6)*d*e*cos(d*x + c))*sqrt(-e*sin(d*x + c)/c
os(d*x + c))*sqrt(-(2*a*b*d^2*e*sqrt((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2)) - a^4 - 2*a^2*b^2 - b^4)/(a^4 - 2*a^2*
b^2 + b^4))*((a^4 + 2*a^2*b^2 + b^4)/(d^4*e^2))^(1/4))/cos(d*x + c)))/(a^4 + 2*a^2*b^2 + b^4)

________________________________________________________________________________________

Sympy [F]  time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{a + b \tan{\left (c + d x \right )}}{\sqrt{- e \tan{\left (c + d x \right )}}}\, dx \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*tan(d*x+c))/(-e*tan(d*x+c))**(1/2),x)

[Out]

Integral((a + b*tan(c + d*x))/sqrt(-e*tan(c + d*x)), x)

________________________________________________________________________________________

Giac [A]  time = 1.46523, size = 289, normalized size = 1.35 \begin{align*} -\frac{{\left (\sqrt{2} a e^{\frac{3}{2}} - \sqrt{2} b e^{\frac{3}{2}}\right )} \arctan \left (\frac{1}{2} \, \sqrt{2}{\left (\sqrt{2} e^{\frac{1}{2}} + 2 \, \sqrt{-e \tan \left (d x + c\right )}\right )} e^{\left (-\frac{1}{2}\right )}\right ) e^{\left (-2\right )}}{2 \, d} - \frac{{\left (\sqrt{2} a e^{\frac{3}{2}} - \sqrt{2} b e^{\frac{3}{2}}\right )} \arctan \left (-\frac{1}{2} \, \sqrt{2}{\left (\sqrt{2} e^{\frac{1}{2}} - 2 \, \sqrt{-e \tan \left (d x + c\right )}\right )} e^{\left (-\frac{1}{2}\right )}\right ) e^{\left (-2\right )}}{2 \, d} - \frac{{\left (\sqrt{2} a e^{\frac{3}{2}} + \sqrt{2} b e^{\frac{3}{2}}\right )} e^{\left (-2\right )} \log \left (\sqrt{2} \sqrt{-e \tan \left (d x + c\right )} e^{\frac{1}{2}} - e \tan \left (d x + c\right ) + e\right )}{4 \, d} + \frac{{\left (\sqrt{2} a e^{\frac{3}{2}} + \sqrt{2} b e^{\frac{3}{2}}\right )} e^{\left (-2\right )} \log \left (-\sqrt{2} \sqrt{-e \tan \left (d x + c\right )} e^{\frac{1}{2}} - e \tan \left (d x + c\right ) + e\right )}{4 \, d} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*tan(d*x+c))/(-e*tan(d*x+c))^(1/2),x, algorithm="giac")

[Out]

-1/2*(sqrt(2)*a*e^(3/2) - sqrt(2)*b*e^(3/2))*arctan(1/2*sqrt(2)*(sqrt(2)*e^(1/2) + 2*sqrt(-e*tan(d*x + c)))*e^
(-1/2))*e^(-2)/d - 1/2*(sqrt(2)*a*e^(3/2) - sqrt(2)*b*e^(3/2))*arctan(-1/2*sqrt(2)*(sqrt(2)*e^(1/2) - 2*sqrt(-
e*tan(d*x + c)))*e^(-1/2))*e^(-2)/d - 1/4*(sqrt(2)*a*e^(3/2) + sqrt(2)*b*e^(3/2))*e^(-2)*log(sqrt(2)*sqrt(-e*t
an(d*x + c))*e^(1/2) - e*tan(d*x + c) + e)/d + 1/4*(sqrt(2)*a*e^(3/2) + sqrt(2)*b*e^(3/2))*e^(-2)*log(-sqrt(2)
*sqrt(-e*tan(d*x + c))*e^(1/2) - e*tan(d*x + c) + e)/d