3.2.6 \(\int \frac {A+B \cosh (x)}{(a-a \cosh (x))^{5/2}} \, dx\) [106]

Optimal. Leaf size=94 \[ -\frac {(3 A-5 B) \text {ArcTan}\left (\frac {\sqrt {a} \sinh (x)}{\sqrt {2} \sqrt {a-a \cosh (x)}}\right )}{16 \sqrt {2} a^{5/2}}-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}}-\frac {(3 A-5 B) \sinh (x)}{16 a (a-a \cosh (x))^{3/2}} \]

[Out]

-1/4*(A+B)*sinh(x)/(a-a*cosh(x))^(5/2)-1/16*(3*A-5*B)*sinh(x)/a/(a-a*cosh(x))^(3/2)-1/32*(3*A-5*B)*arctan(1/2*
sinh(x)*a^(1/2)*2^(1/2)/(a-a*cosh(x))^(1/2))/a^(5/2)*2^(1/2)

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Rubi [A]
time = 0.07, antiderivative size = 94, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {2829, 2729, 2728, 212} \begin {gather*} -\frac {(3 A-5 B) \text {ArcTan}\left (\frac {\sqrt {a} \sinh (x)}{\sqrt {2} \sqrt {a-a \cosh (x)}}\right )}{16 \sqrt {2} a^{5/2}}-\frac {(3 A-5 B) \sinh (x)}{16 a (a-a \cosh (x))^{3/2}}-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(A + B*Cosh[x])/(a - a*Cosh[x])^(5/2),x]

[Out]

-1/16*((3*A - 5*B)*ArcTan[(Sqrt[a]*Sinh[x])/(Sqrt[2]*Sqrt[a - a*Cosh[x]])])/(Sqrt[2]*a^(5/2)) - ((A + B)*Sinh[
x])/(4*(a - a*Cosh[x])^(5/2)) - ((3*A - 5*B)*Sinh[x])/(16*a*(a - a*Cosh[x])^(3/2))

Rule 212

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

Rule 2728

Int[1/Sqrt[(a_) + (b_.)*sin[(c_.) + (d_.)*(x_)]], x_Symbol] :> Dist[-2/d, Subst[Int[1/(2*a - x^2), x], x, b*(C
os[c + d*x]/Sqrt[a + b*Sin[c + d*x]])], x] /; FreeQ[{a, b, c, d}, x] && EqQ[a^2 - b^2, 0]

Rule 2729

Int[((a_) + (b_.)*sin[(c_.) + (d_.)*(x_)])^(n_), x_Symbol] :> Simp[b*Cos[c + d*x]*((a + b*Sin[c + d*x])^n/(a*d
*(2*n + 1))), x] + Dist[(n + 1)/(a*(2*n + 1)), Int[(a + b*Sin[c + d*x])^(n + 1), x], x] /; FreeQ[{a, b, c, d},
x] && EqQ[a^2 - b^2, 0] && LtQ[n, -1] && IntegerQ[2*n]

Rule 2829

Int[((a_) + (b_.)*sin[(e_.) + (f_.)*(x_)])^(m_)*((c_.) + (d_.)*sin[(e_.) + (f_.)*(x_)]), x_Symbol] :> Simp[(b*
c - a*d)*Cos[e + f*x]*((a + b*Sin[e + f*x])^m/(a*f*(2*m + 1))), x] + Dist[(a*d*m + b*c*(m + 1))/(a*b*(2*m + 1)
), Int[(a + b*Sin[e + f*x])^(m + 1), x], x] /; FreeQ[{a, b, c, d, e, f}, x] && NeQ[b*c - a*d, 0] && EqQ[a^2 -
b^2, 0] && LtQ[m, -2^(-1)]

Rubi steps

\begin {align*} \int \frac {A+B \cosh (x)}{(a-a \cosh (x))^{5/2}} \, dx &=-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}}+\frac {(3 A-5 B) \int \frac {1}{(a-a \cosh (x))^{3/2}} \, dx}{8 a}\\ &=-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}}-\frac {(3 A-5 B) \sinh (x)}{16 a (a-a \cosh (x))^{3/2}}+\frac {(3 A-5 B) \int \frac {1}{\sqrt {a-a \cosh (x)}} \, dx}{32 a^2}\\ &=-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}}-\frac {(3 A-5 B) \sinh (x)}{16 a (a-a \cosh (x))^{3/2}}+\frac {(i (3 A-5 B)) \text {Subst}\left (\int \frac {1}{2 a-x^2} \, dx,x,\frac {i a \sinh (x)}{\sqrt {a-a \cosh (x)}}\right )}{16 a^2}\\ &=-\frac {(3 A-5 B) \tan ^{-1}\left (\frac {\sqrt {a} \sinh (x)}{\sqrt {2} \sqrt {a-a \cosh (x)}}\right )}{16 \sqrt {2} a^{5/2}}-\frac {(A+B) \sinh (x)}{4 (a-a \cosh (x))^{5/2}}-\frac {(3 A-5 B) \sinh (x)}{16 a (a-a \cosh (x))^{3/2}}\\ \end {align*}

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Mathematica [A]
time = 0.26, size = 108, normalized size = 1.15 \begin {gather*} \frac {\left (2 (3 A-5 B) \text {csch}^2\left (\frac {x}{4}\right )-(A+B) \text {csch}^4\left (\frac {x}{4}\right )+8 (3 A-5 B) \log \left (\tanh \left (\frac {x}{4}\right )\right )+2 (3 A-5 B) \text {sech}^2\left (\frac {x}{4}\right )+(A+B) \text {sech}^4\left (\frac {x}{4}\right )\right ) \sinh ^5\left (\frac {x}{2}\right )}{32 a^2 (-1+\cosh (x))^2 \sqrt {a-a \cosh (x)}} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(A + B*Cosh[x])/(a - a*Cosh[x])^(5/2),x]

[Out]

((2*(3*A - 5*B)*Csch[x/4]^2 - (A + B)*Csch[x/4]^4 + 8*(3*A - 5*B)*Log[Tanh[x/4]] + 2*(3*A - 5*B)*Sech[x/4]^2 +
(A + B)*Sech[x/4]^4)*Sinh[x/2]^5)/(32*a^2*(-1 + Cosh[x])^2*Sqrt[a - a*Cosh[x]])

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Maple [A]
time = 1.25, size = 118, normalized size = 1.26

method	result	size
default	\(\frac {\left (6 A -10 B \right ) \cosh \left (\frac {x}{2}\right ) \left (\sinh ^{2}\left (\frac {x}{2}\right )\right )+\left (-4 A -4 B \right ) \cosh \left (\frac {x}{2}\right )+\left (3 \ln \left (\cosh \left (\frac {x}{2}\right )-1\right ) A -3 \ln \left (\cosh \left (\frac {x}{2}\right )+1\right ) A -5 \ln \left (\cosh \left (\frac {x}{2}\right )-1\right ) B +5 \ln \left (\cosh \left (\frac {x}{2}\right )+1\right ) B \right ) \left (\sinh ^{4}\left (\frac {x}{2}\right )\right )}{32 a^{2} \left (\cosh \left (\frac {x}{2}\right )+1\right ) \left (\cosh \left (\frac {x}{2}\right )-1\right ) \sinh \left (\frac {x}{2}\right ) \sqrt {-2 \left (\sinh ^{2}\left (\frac {x}{2}\right )\right ) a}}\)	\(118\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((A+B*cosh(x))/(a-a*cosh(x))^(5/2),x,method=_RETURNVERBOSE)

[Out]

1/32/a^2*((6*A-10*B)*cosh(1/2*x)*sinh(1/2*x)^2+(-4*A-4*B)*cosh(1/2*x)+(3*ln(cosh(1/2*x)-1)*A-3*ln(cosh(1/2*x)+
1)*A-5*ln(cosh(1/2*x)-1)*B+5*ln(cosh(1/2*x)+1)*B)*sinh(1/2*x)^4)/(cosh(1/2*x)+1)/(cosh(1/2*x)-1)/sinh(1/2*x)/(
-2*sinh(1/2*x)^2*a)^(1/2)

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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((A+B*cosh(x))/(a-a*cosh(x))^(5/2),x, algorithm="maxima")

[Out]

integrate((B*cosh(x) + A)/(-a*cosh(x) + a)^(5/2), x)

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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 548 vs. \(2 (75) = 150\).
time = 0.36, size = 548, normalized size = 5.83 \begin {gather*} \frac {\sqrt {2} {\left ({\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{4} + {\left (3 \, A - 5 \, B\right )} \sinh \left (x\right )^{4} - 4 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{3} + 4 \, {\left ({\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) - 3 \, A + 5 \, B\right )} \sinh \left (x\right )^{3} + 6 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{2} + 6 \, {\left ({\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{2} - 2 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) + 3 \, A - 5 \, B\right )} \sinh \left (x\right )^{2} - 4 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) + 4 \, {\left ({\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{3} - 3 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{2} + 3 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) - 3 \, A + 5 \, B\right )} \sinh \left (x\right ) + 3 \, A - 5 \, B\right )} \sqrt {-a} \log \left (\frac {2 \, \sqrt {2} \sqrt {\frac {1}{2}} \sqrt {-a} \sqrt {-\frac {a}{\cosh \left (x\right ) + \sinh \left (x\right )}} {\left (\cosh \left (x\right ) + \sinh \left (x\right )\right )} - a \cosh \left (x\right ) - a \sinh \left (x\right ) - a}{\cosh \left (x\right ) + \sinh \left (x\right ) - 1}\right ) - 4 \, \sqrt {\frac {1}{2}} {\left ({\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{4} + {\left (3 \, A - 5 \, B\right )} \sinh \left (x\right )^{4} - {\left (11 \, A + 3 \, B\right )} \cosh \left (x\right )^{3} + {\left (4 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) - 11 \, A - 3 \, B\right )} \sinh \left (x\right )^{3} - {\left (11 \, A + 3 \, B\right )} \cosh \left (x\right )^{2} + {\left (6 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{2} - 3 \, {\left (11 \, A + 3 \, B\right )} \cosh \left (x\right ) - 11 \, A - 3 \, B\right )} \sinh \left (x\right )^{2} + {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right ) + {\left (4 \, {\left (3 \, A - 5 \, B\right )} \cosh \left (x\right )^{3} - 3 \, {\left (11 \, A + 3 \, B\right )} \cosh \left (x\right )^{2} - 2 \, {\left (11 \, A + 3 \, B\right )} \cosh \left (x\right ) + 3 \, A - 5 \, B\right )} \sinh \left (x\right )\right )} \sqrt {-\frac {a}{\cosh \left (x\right ) + \sinh \left (x\right )}}}{32 \, {\left (a^{3} \cosh \left (x\right )^{4} + a^{3} \sinh \left (x\right )^{4} - 4 \, a^{3} \cosh \left (x\right )^{3} + 6 \, a^{3} \cosh \left (x\right )^{2} - 4 \, a^{3} \cosh \left (x\right ) + 4 \, {\left (a^{3} \cosh \left (x\right ) - a^{3}\right )} \sinh \left (x\right )^{3} + a^{3} + 6 \, {\left (a^{3} \cosh \left (x\right )^{2} - 2 \, a^{3} \cosh \left (x\right ) + a^{3}\right )} \sinh \left (x\right )^{2} + 4 \, {\left (a^{3} \cosh \left (x\right )^{3} - 3 \, a^{3} \cosh \left (x\right )^{2} + 3 \, a^{3} \cosh \left (x\right ) - a^{3}\right )} \sinh \left (x\right )\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((A+B*cosh(x))/(a-a*cosh(x))^(5/2),x, algorithm="fricas")

[Out]

1/32*(sqrt(2)*((3*A - 5*B)*cosh(x)^4 + (3*A - 5*B)*sinh(x)^4 - 4*(3*A - 5*B)*cosh(x)^3 + 4*((3*A - 5*B)*cosh(x
) - 3*A + 5*B)*sinh(x)^3 + 6*(3*A - 5*B)*cosh(x)^2 + 6*((3*A - 5*B)*cosh(x)^2 - 2*(3*A - 5*B)*cosh(x) + 3*A -
5*B)*sinh(x)^2 - 4*(3*A - 5*B)*cosh(x) + 4*((3*A - 5*B)*cosh(x)^3 - 3*(3*A - 5*B)*cosh(x)^2 + 3*(3*A - 5*B)*co
sh(x) - 3*A + 5*B)*sinh(x) + 3*A - 5*B)*sqrt(-a)*log((2*sqrt(2)*sqrt(1/2)*sqrt(-a)*sqrt(-a/(cosh(x) + sinh(x))
)*(cosh(x) + sinh(x)) - a*cosh(x) - a*sinh(x) - a)/(cosh(x) + sinh(x) - 1)) - 4*sqrt(1/2)*((3*A - 5*B)*cosh(x)
^4 + (3*A - 5*B)*sinh(x)^4 - (11*A + 3*B)*cosh(x)^3 + (4*(3*A - 5*B)*cosh(x) - 11*A - 3*B)*sinh(x)^3 - (11*A +
3*B)*cosh(x)^2 + (6*(3*A - 5*B)*cosh(x)^2 - 3*(11*A + 3*B)*cosh(x) - 11*A - 3*B)*sinh(x)^2 + (3*A - 5*B)*cosh
(x) + (4*(3*A - 5*B)*cosh(x)^3 - 3*(11*A + 3*B)*cosh(x)^2 - 2*(11*A + 3*B)*cosh(x) + 3*A - 5*B)*sinh(x))*sqrt(
-a/(cosh(x) + sinh(x))))/(a^3*cosh(x)^4 + a^3*sinh(x)^4 - 4*a^3*cosh(x)^3 + 6*a^3*cosh(x)^2 - 4*a^3*cosh(x) +
4*(a^3*cosh(x) - a^3)*sinh(x)^3 + a^3 + 6*(a^3*cosh(x)^2 - 2*a^3*cosh(x) + a^3)*sinh(x)^2 + 4*(a^3*cosh(x)^3 -
3*a^3*cosh(x)^2 + 3*a^3*cosh(x) - a^3)*sinh(x))

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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((A+B*cosh(x))/(a-a*cosh(x))**(5/2),x)

[Out]

Timed out

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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 189 vs. \(2 (75) = 150\).
time = 0.42, size = 189, normalized size = 2.01 \begin {gather*} -\frac {\sqrt {2} {\left (3 \, A - 5 \, B\right )} \arctan \left (\frac {\sqrt {-a e^{x}}}{\sqrt {a}}\right )}{16 \, a^{\frac {5}{2}} \mathrm {sgn}\left (-e^{x} + 1\right )} + \frac {\sqrt {2} {\left (3 \, \sqrt {-a e^{x}} A a^{3} e^{\left (3 \, x\right )} - 5 \, \sqrt {-a e^{x}} B a^{3} e^{\left (3 \, x\right )} - 11 \, \sqrt {-a e^{x}} A a^{3} e^{\left (2 \, x\right )} - 3 \, \sqrt {-a e^{x}} B a^{3} e^{\left (2 \, x\right )} - 11 \, \sqrt {-a e^{x}} A a^{3} e^{x} - 3 \, \sqrt {-a e^{x}} B a^{3} e^{x} + 3 \, \sqrt {-a e^{x}} A a^{3} - 5 \, \sqrt {-a e^{x}} B a^{3}\right )}}{16 \, {\left (a e^{x} - a\right )}^{4} a^{2} \mathrm {sgn}\left (-e^{x} + 1\right )} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((A+B*cosh(x))/(a-a*cosh(x))^(5/2),x, algorithm="giac")

[Out]

-1/16*sqrt(2)*(3*A - 5*B)*arctan(sqrt(-a*e^x)/sqrt(a))/(a^(5/2)*sgn(-e^x + 1)) + 1/16*sqrt(2)*(3*sqrt(-a*e^x)*
A*a^3*e^(3*x) - 5*sqrt(-a*e^x)*B*a^3*e^(3*x) - 11*sqrt(-a*e^x)*A*a^3*e^(2*x) - 3*sqrt(-a*e^x)*B*a^3*e^(2*x) -
11*sqrt(-a*e^x)*A*a^3*e^x - 3*sqrt(-a*e^x)*B*a^3*e^x + 3*sqrt(-a*e^x)*A*a^3 - 5*sqrt(-a*e^x)*B*a^3)/((a*e^x -
a)^4*a^2*sgn(-e^x + 1))

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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {A+B\,\mathrm {cosh}\left (x\right )}{{\left (a-a\,\mathrm {cosh}\left (x\right )\right )}^{5/2}} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((A + B*cosh(x))/(a - a*cosh(x))^(5/2),x)

[Out]

int((A + B*cosh(x))/(a - a*cosh(x))^(5/2), x)

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