3.474 \(\int (d+e x^2)^2 (a+b \cosh ^{-1}(c x)) \, dx\)

Optimal. Leaf size=196 \[ d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-\frac {2 b e \left (1-c^2 x^2\right )^2 \left (5 c^2 d+3 e\right )}{45 c^5 \sqrt {c x-1} \sqrt {c x+1}}+\frac {b e^2 \left (1-c^2 x^2\right )^3}{25 c^5 \sqrt {c x-1} \sqrt {c x+1}}+\frac {b \left (1-c^2 x^2\right ) \left (15 c^4 d^2+10 c^2 d e+3 e^2\right )}{15 c^5 \sqrt {c x-1} \sqrt {c x+1}} \]

[Out]

d^2*x*(a+b*arccosh(c*x))+2/3*d*e*x^3*(a+b*arccosh(c*x))+1/5*e^2*x^5*(a+b*arccosh(c*x))+1/15*b*(15*c^4*d^2+10*c
^2*d*e+3*e^2)*(-c^2*x^2+1)/c^5/(c*x-1)^(1/2)/(c*x+1)^(1/2)-2/45*b*e*(5*c^2*d+3*e)*(-c^2*x^2+1)^2/c^5/(c*x-1)^(
1/2)/(c*x+1)^(1/2)+1/25*b*e^2*(-c^2*x^2+1)^3/c^5/(c*x-1)^(1/2)/(c*x+1)^(1/2)

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Rubi [A]  time = 0.20, antiderivative size = 196, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 6, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {194, 5705, 12, 520, 1247, 698} \[ d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )+\frac {b \left (1-c^2 x^2\right ) \left (15 c^4 d^2+10 c^2 d e+3 e^2\right )}{15 c^5 \sqrt {c x-1} \sqrt {c x+1}}-\frac {2 b e \left (1-c^2 x^2\right )^2 \left (5 c^2 d+3 e\right )}{45 c^5 \sqrt {c x-1} \sqrt {c x+1}}+\frac {b e^2 \left (1-c^2 x^2\right )^3}{25 c^5 \sqrt {c x-1} \sqrt {c x+1}} \]

Antiderivative was successfully verified.

[In]

Int[(d + e*x^2)^2*(a + b*ArcCosh[c*x]),x]

[Out]

(b*(15*c^4*d^2 + 10*c^2*d*e + 3*e^2)*(1 - c^2*x^2))/(15*c^5*Sqrt[-1 + c*x]*Sqrt[1 + c*x]) - (2*b*e*(5*c^2*d +
3*e)*(1 - c^2*x^2)^2)/(45*c^5*Sqrt[-1 + c*x]*Sqrt[1 + c*x]) + (b*e^2*(1 - c^2*x^2)^3)/(25*c^5*Sqrt[-1 + c*x]*S
qrt[1 + c*x]) + d^2*x*(a + b*ArcCosh[c*x]) + (2*d*e*x^3*(a + b*ArcCosh[c*x]))/3 + (e^2*x^5*(a + b*ArcCosh[c*x]
))/5

Rule 12

Int[(a_)*(u_), x_Symbol] :> Dist[a, Int[u, x], x] /; FreeQ[a, x] &&  !MatchQ[u, (b_)*(v_) /; FreeQ[b, x]]

Rule 194

Int[((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Int[ExpandIntegrand[(a + b*x^n)^p, x], x] /; FreeQ[{a, b}, x]
&& IGtQ[n, 0] && IGtQ[p, 0]

Rule 520

Int[(u_.)*((c_) + (d_.)*(x_)^(n_.) + (e_.)*(x_)^(n2_.))^(q_.)*((a1_) + (b1_.)*(x_)^(non2_.))^(p_.)*((a2_) + (b
2_.)*(x_)^(non2_.))^(p_.), x_Symbol] :> Dist[((a1 + b1*x^(n/2))^FracPart[p]*(a2 + b2*x^(n/2))^FracPart[p])/(a1
*a2 + b1*b2*x^n)^FracPart[p], Int[u*(a1*a2 + b1*b2*x^n)^p*(c + d*x^n + e*x^(2*n))^q, x], x] /; FreeQ[{a1, b1,
a2, b2, c, d, e, n, p, q}, x] && EqQ[non2, n/2] && EqQ[n2, 2*n] && EqQ[a2*b1 + a1*b2, 0]

Rule 698

Int[((d_.) + (e_.)*(x_))^(m_)*((a_.) + (b_.)*(x_) + (c_.)*(x_)^2)^(p_.), x_Symbol] :> Int[ExpandIntegrand[(d +
e*x)^m*(a + b*x + c*x^2)^p, x], x] /; FreeQ[{a, b, c, d, e, m}, x] && NeQ[b^2 - 4*a*c, 0] && NeQ[c*d^2 - b*d*
e + a*e^2, 0] && NeQ[2*c*d - b*e, 0] && IntegerQ[p] && (GtQ[p, 0] || (EqQ[a, 0] && IntegerQ[m]))

Rule 1247

Int[(x_)*((d_) + (e_.)*(x_)^2)^(q_.)*((a_) + (b_.)*(x_)^2 + (c_.)*(x_)^4)^(p_.), x_Symbol] :> Dist[1/2, Subst[
Int[(d + e*x)^q*(a + b*x + c*x^2)^p, x], x, x^2], x] /; FreeQ[{a, b, c, d, e, p, q}, x]

Rule 5705

Int[((a_.) + ArcCosh[(c_.)*(x_)]*(b_.))*((d_) + (e_.)*(x_)^2)^(p_.), x_Symbol] :> With[{u = IntHide[(d + e*x^2
)^p, x]}, Dist[a + b*ArcCosh[c*x], u, x] - Dist[b*c, Int[SimplifyIntegrand[u/(Sqrt[1 + c*x]*Sqrt[-1 + c*x]), x
], x], x]] /; FreeQ[{a, b, c, d, e}, x] && NeQ[c^2*d + e, 0] && (IGtQ[p, 0] || ILtQ[p + 1/2, 0])

Rubi steps

\begin {align*} \int \left (d+e x^2\right )^2 \left (a+b \cosh ^{-1}(c x)\right ) \, dx &=d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-(b c) \int \frac {x \left (15 d^2+10 d e x^2+3 e^2 x^4\right )}{15 \sqrt {-1+c x} \sqrt {1+c x}} \, dx\\ &=d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-\frac {1}{15} (b c) \int \frac {x \left (15 d^2+10 d e x^2+3 e^2 x^4\right )}{\sqrt {-1+c x} \sqrt {1+c x}} \, dx\\ &=d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-\frac {\left (b c \sqrt {-1+c^2 x^2}\right ) \int \frac {x \left (15 d^2+10 d e x^2+3 e^2 x^4\right )}{\sqrt {-1+c^2 x^2}} \, dx}{15 \sqrt {-1+c x} \sqrt {1+c x}}\\ &=d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-\frac {\left (b c \sqrt {-1+c^2 x^2}\right ) \operatorname {Subst}\left (\int \frac {15 d^2+10 d e x+3 e^2 x^2}{\sqrt {-1+c^2 x}} \, dx,x,x^2\right )}{30 \sqrt {-1+c x} \sqrt {1+c x}}\\ &=d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )-\frac {\left (b c \sqrt {-1+c^2 x^2}\right ) \operatorname {Subst}\left (\int \left (\frac {15 c^4 d^2+10 c^2 d e+3 e^2}{c^4 \sqrt {-1+c^2 x}}+\frac {2 e \left (5 c^2 d+3 e\right ) \sqrt {-1+c^2 x}}{c^4}+\frac {3 e^2 \left (-1+c^2 x\right )^{3/2}}{c^4}\right ) \, dx,x,x^2\right )}{30 \sqrt {-1+c x} \sqrt {1+c x}}\\ &=\frac {b \left (15 c^4 d^2+10 c^2 d e+3 e^2\right ) \left (1-c^2 x^2\right )}{15 c^5 \sqrt {-1+c x} \sqrt {1+c x}}-\frac {2 b e \left (5 c^2 d+3 e\right ) \left (1-c^2 x^2\right )^2}{45 c^5 \sqrt {-1+c x} \sqrt {1+c x}}+\frac {b e^2 \left (1-c^2 x^2\right )^3}{25 c^5 \sqrt {-1+c x} \sqrt {1+c x}}+d^2 x \left (a+b \cosh ^{-1}(c x)\right )+\frac {2}{3} d e x^3 \left (a+b \cosh ^{-1}(c x)\right )+\frac {1}{5} e^2 x^5 \left (a+b \cosh ^{-1}(c x)\right )\\ \end {align*}

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Mathematica [A]  time = 0.21, size = 130, normalized size = 0.66 \[ \frac {1}{225} \left (15 a x \left (15 d^2+10 d e x^2+3 e^2 x^4\right )-\frac {b \sqrt {c x-1} \sqrt {c x+1} \left (c^4 \left (225 d^2+50 d e x^2+9 e^2 x^4\right )+4 c^2 e \left (25 d+3 e x^2\right )+24 e^2\right )}{c^5}+15 b x \cosh ^{-1}(c x) \left (15 d^2+10 d e x^2+3 e^2 x^4\right )\right ) \]

Antiderivative was successfully verified.

[In]

Integrate[(d + e*x^2)^2*(a + b*ArcCosh[c*x]),x]

[Out]

(15*a*x*(15*d^2 + 10*d*e*x^2 + 3*e^2*x^4) - (b*Sqrt[-1 + c*x]*Sqrt[1 + c*x]*(24*e^2 + 4*c^2*e*(25*d + 3*e*x^2)
+ c^4*(225*d^2 + 50*d*e*x^2 + 9*e^2*x^4)))/c^5 + 15*b*x*(15*d^2 + 10*d*e*x^2 + 3*e^2*x^4)*ArcCosh[c*x])/225

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fricas [A]  time = 0.45, size = 163, normalized size = 0.83 \[ \frac {45 \, a c^{5} e^{2} x^{5} + 150 \, a c^{5} d e x^{3} + 225 \, a c^{5} d^{2} x + 15 \, {\left (3 \, b c^{5} e^{2} x^{5} + 10 \, b c^{5} d e x^{3} + 15 \, b c^{5} d^{2} x\right )} \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right ) - {\left (9 \, b c^{4} e^{2} x^{4} + 225 \, b c^{4} d^{2} + 100 \, b c^{2} d e + 24 \, b e^{2} + 2 \, {\left (25 \, b c^{4} d e + 6 \, b c^{2} e^{2}\right )} x^{2}\right )} \sqrt {c^{2} x^{2} - 1}}{225 \, c^{5}} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((e*x^2+d)^2*(a+b*arccosh(c*x)),x, algorithm="fricas")

[Out]

1/225*(45*a*c^5*e^2*x^5 + 150*a*c^5*d*e*x^3 + 225*a*c^5*d^2*x + 15*(3*b*c^5*e^2*x^5 + 10*b*c^5*d*e*x^3 + 15*b*
c^5*d^2*x)*log(c*x + sqrt(c^2*x^2 - 1)) - (9*b*c^4*e^2*x^4 + 225*b*c^4*d^2 + 100*b*c^2*d*e + 24*b*e^2 + 2*(25*
b*c^4*d*e + 6*b*c^2*e^2)*x^2)*sqrt(c^2*x^2 - 1))/c^5

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giac [F(-2)]  time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: RuntimeError} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((e*x^2+d)^2*(a+b*arccosh(c*x)),x, algorithm="giac")

[Out]

Exception raised: RuntimeError >> An error occurred running a Giac command:INPUT:sage2OUTPUT:sym2poly/r2sym(co
nst gen & e,const index_m & i,const vecteur & l) Error: Bad Argument Value

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maple [A]  time = 0.01, size = 157, normalized size = 0.80 \[ \frac {\frac {a \left (\frac {1}{5} e^{2} c^{5} x^{5}+\frac {2}{3} c^{5} d e \,x^{3}+x \,c^{5} d^{2}\right )}{c^{4}}+\frac {b \left (\frac {\mathrm {arccosh}\left (c x \right ) e^{2} c^{5} x^{5}}{5}+\frac {2 \,\mathrm {arccosh}\left (c x \right ) c^{5} d e \,x^{3}}{3}+\mathrm {arccosh}\left (c x \right ) c^{5} x \,d^{2}-\frac {\sqrt {c x -1}\, \sqrt {c x +1}\, \left (9 c^{4} e^{2} x^{4}+50 c^{4} d e \,x^{2}+225 d^{2} c^{4}+12 c^{2} e^{2} x^{2}+100 c^{2} d e +24 e^{2}\right )}{225}\right )}{c^{4}}}{c} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((e*x^2+d)^2*(a+b*arccosh(c*x)),x)

[Out]

1/c*(a/c^4*(1/5*e^2*c^5*x^5+2/3*c^5*d*e*x^3+x*c^5*d^2)+b/c^4*(1/5*arccosh(c*x)*e^2*c^5*x^5+2/3*arccosh(c*x)*c^
5*d*e*x^3+arccosh(c*x)*c^5*x*d^2-1/225*(c*x-1)^(1/2)*(c*x+1)^(1/2)*(9*c^4*e^2*x^4+50*c^4*d*e*x^2+225*c^4*d^2+1
2*c^2*e^2*x^2+100*c^2*d*e+24*e^2)))

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maxima [A]  time = 0.47, size = 180, normalized size = 0.92 \[ \frac {1}{5} \, a e^{2} x^{5} + \frac {2}{3} \, a d e x^{3} + \frac {2}{9} \, {\left (3 \, x^{3} \operatorname {arcosh}\left (c x\right ) - c {\left (\frac {\sqrt {c^{2} x^{2} - 1} x^{2}}{c^{2}} + \frac {2 \, \sqrt {c^{2} x^{2} - 1}}{c^{4}}\right )}\right )} b d e + \frac {1}{75} \, {\left (15 \, x^{5} \operatorname {arcosh}\left (c x\right ) - {\left (\frac {3 \, \sqrt {c^{2} x^{2} - 1} x^{4}}{c^{2}} + \frac {4 \, \sqrt {c^{2} x^{2} - 1} x^{2}}{c^{4}} + \frac {8 \, \sqrt {c^{2} x^{2} - 1}}{c^{6}}\right )} c\right )} b e^{2} + a d^{2} x + \frac {{\left (c x \operatorname {arcosh}\left (c x\right ) - \sqrt {c^{2} x^{2} - 1}\right )} b d^{2}}{c} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((e*x^2+d)^2*(a+b*arccosh(c*x)),x, algorithm="maxima")

[Out]

1/5*a*e^2*x^5 + 2/3*a*d*e*x^3 + 2/9*(3*x^3*arccosh(c*x) - c*(sqrt(c^2*x^2 - 1)*x^2/c^2 + 2*sqrt(c^2*x^2 - 1)/c
^4))*b*d*e + 1/75*(15*x^5*arccosh(c*x) - (3*sqrt(c^2*x^2 - 1)*x^4/c^2 + 4*sqrt(c^2*x^2 - 1)*x^2/c^4 + 8*sqrt(c
^2*x^2 - 1)/c^6)*c)*b*e^2 + a*d^2*x + (c*x*arccosh(c*x) - sqrt(c^2*x^2 - 1))*b*d^2/c

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mupad [F]  time = 0.00, size = -1, normalized size = -0.01 \[ \int \left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )\,{\left (e\,x^2+d\right )}^2 \,d x \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((a + b*acosh(c*x))*(d + e*x^2)^2,x)

[Out]

int((a + b*acosh(c*x))*(d + e*x^2)^2, x)

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sympy [A]  time = 2.22, size = 246, normalized size = 1.26 \[ \begin {cases} a d^{2} x + \frac {2 a d e x^{3}}{3} + \frac {a e^{2} x^{5}}{5} + b d^{2} x \operatorname {acosh}{\left (c x \right )} + \frac {2 b d e x^{3} \operatorname {acosh}{\left (c x \right )}}{3} + \frac {b e^{2} x^{5} \operatorname {acosh}{\left (c x \right )}}{5} - \frac {b d^{2} \sqrt {c^{2} x^{2} - 1}}{c} - \frac {2 b d e x^{2} \sqrt {c^{2} x^{2} - 1}}{9 c} - \frac {b e^{2} x^{4} \sqrt {c^{2} x^{2} - 1}}{25 c} - \frac {4 b d e \sqrt {c^{2} x^{2} - 1}}{9 c^{3}} - \frac {4 b e^{2} x^{2} \sqrt {c^{2} x^{2} - 1}}{75 c^{3}} - \frac {8 b e^{2} \sqrt {c^{2} x^{2} - 1}}{75 c^{5}} & \text {for}\: c \neq 0 \\\left (a + \frac {i \pi b}{2}\right ) \left (d^{2} x + \frac {2 d e x^{3}}{3} + \frac {e^{2} x^{5}}{5}\right ) & \text {otherwise} \end {cases} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((e*x**2+d)**2*(a+b*acosh(c*x)),x)

[Out]

Piecewise((a*d**2*x + 2*a*d*e*x**3/3 + a*e**2*x**5/5 + b*d**2*x*acosh(c*x) + 2*b*d*e*x**3*acosh(c*x)/3 + b*e**
2*x**5*acosh(c*x)/5 - b*d**2*sqrt(c**2*x**2 - 1)/c - 2*b*d*e*x**2*sqrt(c**2*x**2 - 1)/(9*c) - b*e**2*x**4*sqrt
(c**2*x**2 - 1)/(25*c) - 4*b*d*e*sqrt(c**2*x**2 - 1)/(9*c**3) - 4*b*e**2*x**2*sqrt(c**2*x**2 - 1)/(75*c**3) -
8*b*e**2*sqrt(c**2*x**2 - 1)/(75*c**5), Ne(c, 0)), ((a + I*pi*b/2)*(d**2*x + 2*d*e*x**3/3 + e**2*x**5/5), True
))

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