\(\int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx\) [677]

Optimal result

Integrand size = 21, antiderivative size = 413 \[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\frac {2 e \left (71 c d^2-25 a e^2\right ) \sqrt {d+e x} \sqrt {a+c x^2}}{105 c^2}+\frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}-\frac {32 \sqrt {-a} d \left (11 c d^2-13 a e^2\right ) \sqrt {d+e x} \sqrt {1+\frac {c x^2}{a}} E\left (\arcsin \left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )|-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{3/2} \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {c} d+\sqrt {-a} e}} \sqrt {a+c x^2}}+\frac {2 \sqrt {-a} \left (71 c d^2-25 a e^2\right ) \left (c d^2+a e^2\right ) \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {c} d+\sqrt {-a} e}} \sqrt {1+\frac {c x^2}{a}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right ),-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{5/2} \sqrt {d+e x} \sqrt {a+c x^2}} \]

[Out]

24/35*d*e*(e*x+d)^(3/2)*(c*x^2+a)^(1/2)/c+2/7*e*(e*x+d)^(5/2)*(c*x^2+a)^(1/2)/c+2/105*e*(-25*a*e^2+71*c*d^2)*(
e*x+d)^(1/2)*(c*x^2+a)^(1/2)/c^2-32/105*d*(-13*a*e^2+11*c*d^2)*EllipticE(1/2*(1-x*c^(1/2)/(-a)^(1/2))^(1/2)*2^
(1/2),(-2*a*e/(-a*e+d*(-a)^(1/2)*c^(1/2)))^(1/2))*(-a)^(1/2)*(e*x+d)^(1/2)*(1+c*x^2/a)^(1/2)/c^(3/2)/(c*x^2+a)
^(1/2)/((e*x+d)*c^(1/2)/(e*(-a)^(1/2)+d*c^(1/2)))^(1/2)+2/105*(-25*a*e^2+71*c*d^2)*(a*e^2+c*d^2)*EllipticF(1/2
*(1-x*c^(1/2)/(-a)^(1/2))^(1/2)*2^(1/2),(-2*a*e/(-a*e+d*(-a)^(1/2)*c^(1/2)))^(1/2))*(-a)^(1/2)*(1+c*x^2/a)^(1/
2)*((e*x+d)*c^(1/2)/(e*(-a)^(1/2)+d*c^(1/2)))^(1/2)/c^(5/2)/(e*x+d)^(1/2)/(c*x^2+a)^(1/2)

Rubi [A] (verified)

Time = 0.30 (sec) , antiderivative size = 413, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {757, 847, 858, 733, 435, 430} \[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\frac {2 \sqrt {-a} \sqrt {\frac {c x^2}{a}+1} \left (71 c d^2-25 a e^2\right ) \left (a e^2+c d^2\right ) \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {-a} e+\sqrt {c} d}} \operatorname {EllipticF}\left (\arcsin \left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right ),-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{5/2} \sqrt {a+c x^2} \sqrt {d+e x}}-\frac {32 \sqrt {-a} d \sqrt {\frac {c x^2}{a}+1} \sqrt {d+e x} \left (11 c d^2-13 a e^2\right ) E\left (\arcsin \left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )|-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{3/2} \sqrt {a+c x^2} \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {-a} e+\sqrt {c} d}}}+\frac {2 e \sqrt {a+c x^2} \sqrt {d+e x} \left (71 c d^2-25 a e^2\right )}{105 c^2}+\frac {2 e \sqrt {a+c x^2} (d+e x)^{5/2}}{7 c}+\frac {24 d e \sqrt {a+c x^2} (d+e x)^{3/2}}{35 c} \]

[In]

Int[(d + e*x)^(7/2)/Sqrt[a + c*x^2],x]

[Out]

(2*e*(71*c*d^2 - 25*a*e^2)*Sqrt[d + e*x]*Sqrt[a + c*x^2])/(105*c^2) + (24*d*e*(d + e*x)^(3/2)*Sqrt[a + c*x^2])
/(35*c) + (2*e*(d + e*x)^(5/2)*Sqrt[a + c*x^2])/(7*c) - (32*Sqrt[-a]*d*(11*c*d^2 - 13*a*e^2)*Sqrt[d + e*x]*Sqr
t[1 + (c*x^2)/a]*EllipticE[ArcSin[Sqrt[1 - (Sqrt[c]*x)/Sqrt[-a]]/Sqrt[2]], (-2*a*e)/(Sqrt[-a]*Sqrt[c]*d - a*e)
])/(105*c^(3/2)*Sqrt[(Sqrt[c]*(d + e*x))/(Sqrt[c]*d + Sqrt[-a]*e)]*Sqrt[a + c*x^2]) + (2*Sqrt[-a]*(71*c*d^2 -
25*a*e^2)*(c*d^2 + a*e^2)*Sqrt[(Sqrt[c]*(d + e*x))/(Sqrt[c]*d + Sqrt[-a]*e)]*Sqrt[1 + (c*x^2)/a]*EllipticF[Arc
Sin[Sqrt[1 - (Sqrt[c]*x)/Sqrt[-a]]/Sqrt[2]], (-2*a*e)/(Sqrt[-a]*Sqrt[c]*d - a*e)])/(105*c^(5/2)*Sqrt[d + e*x]*
Sqrt[a + c*x^2])

Rule 430

Int[1/(Sqrt[(a_) + (b_.)*(x_)^2]*Sqrt[(c_) + (d_.)*(x_)^2]), x_Symbol] :> Simp[(1/(Sqrt[a]*Sqrt[c]*Rt[-d/c, 2]
))*EllipticF[ArcSin[Rt[-d/c, 2]*x], b*(c/(a*d))], x] /; FreeQ[{a, b, c, d}, x] && NegQ[d/c] && GtQ[c, 0] && Gt
Q[a, 0] &&  !(NegQ[b/a] && SimplerSqrtQ[-b/a, -d/c])

Rule 435

Int[Sqrt[(a_) + (b_.)*(x_)^2]/Sqrt[(c_) + (d_.)*(x_)^2], x_Symbol] :> Simp[(Sqrt[a]/(Sqrt[c]*Rt[-d/c, 2]))*Ell
ipticE[ArcSin[Rt[-d/c, 2]*x], b*(c/(a*d))], x] /; FreeQ[{a, b, c, d}, x] && NegQ[d/c] && GtQ[c, 0] && GtQ[a, 0
]

Rule 733

Int[((d_) + (e_.)*(x_))^(m_)/Sqrt[(a_) + (c_.)*(x_)^2], x_Symbol] :> Dist[2*a*Rt[-c/a, 2]*(d + e*x)^m*(Sqrt[1
+ c*(x^2/a)]/(c*Sqrt[a + c*x^2]*(c*((d + e*x)/(c*d - a*e*Rt[-c/a, 2])))^m)), Subst[Int[(1 + 2*a*e*Rt[-c/a, 2]*
(x^2/(c*d - a*e*Rt[-c/a, 2])))^m/Sqrt[1 - x^2], x], x, Sqrt[(1 - Rt[-c/a, 2]*x)/2]], x] /; FreeQ[{a, c, d, e},
x] && NeQ[c*d^2 + a*e^2, 0] && EqQ[m^2, 1/4]

Rule 757

Int[((d_) + (e_.)*(x_))^(m_)*((a_) + (c_.)*(x_)^2)^(p_), x_Symbol] :> Simp[e*(d + e*x)^(m - 1)*((a + c*x^2)^(p
+ 1)/(c*(m + 2*p + 1))), x] + Dist[1/(c*(m + 2*p + 1)), Int[(d + e*x)^(m - 2)*Simp[c*d^2*(m + 2*p + 1) - a*e^
2*(m - 1) + 2*c*d*e*(m + p)*x, x]*(a + c*x^2)^p, x], x] /; FreeQ[{a, c, d, e, m, p}, x] && NeQ[c*d^2 + a*e^2,
0] && If[RationalQ[m], GtQ[m, 1], SumSimplerQ[m, -2]] && NeQ[m + 2*p + 1, 0] && IntQuadraticQ[a, 0, c, d, e, m
, p, x]

Rule 847

Int[((d_.) + (e_.)*(x_))^(m_)*((f_.) + (g_.)*(x_))*((a_) + (c_.)*(x_)^2)^(p_.), x_Symbol] :> Simp[g*(d + e*x)^
m*((a + c*x^2)^(p + 1)/(c*(m + 2*p + 2))), x] + Dist[1/(c*(m + 2*p + 2)), Int[(d + e*x)^(m - 1)*(a + c*x^2)^p*
Simp[c*d*f*(m + 2*p + 2) - a*e*g*m + c*(e*f*(m + 2*p + 2) + d*g*m)*x, x], x], x] /; FreeQ[{a, c, d, e, f, g, p
}, x] && NeQ[c*d^2 + a*e^2, 0] && GtQ[m, 0] && NeQ[m + 2*p + 2, 0] && (IntegerQ[m] || IntegerQ[p] || IntegersQ
[2*m, 2*p]) &&  !(IGtQ[m, 0] && EqQ[f, 0])

Rule 858

Int[((d_.) + (e_.)*(x_))^(m_)*((f_.) + (g_.)*(x_))*((a_) + (c_.)*(x_)^2)^(p_.), x_Symbol] :> Dist[g/e, Int[(d
+ e*x)^(m + 1)*(a + c*x^2)^p, x], x] + Dist[(e*f - d*g)/e, Int[(d + e*x)^m*(a + c*x^2)^p, x], x] /; FreeQ[{a,
c, d, e, f, g, m, p}, x] && NeQ[c*d^2 + a*e^2, 0] &&  !IGtQ[m, 0]

Rubi steps \begin{align*} \text {integral}& = \frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}+\frac {2 \int \frac {(d+e x)^{3/2} \left (\frac {1}{2} \left (7 c d^2-5 a e^2\right )+6 c d e x\right )}{\sqrt {a+c x^2}} \, dx}{7 c} \\ & = \frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}+\frac {4 \int \frac {\sqrt {d+e x} \left (\frac {1}{4} c d \left (35 c d^2-61 a e^2\right )+\frac {1}{4} c e \left (71 c d^2-25 a e^2\right ) x\right )}{\sqrt {a+c x^2}} \, dx}{35 c^2} \\ & = \frac {2 e \left (71 c d^2-25 a e^2\right ) \sqrt {d+e x} \sqrt {a+c x^2}}{105 c^2}+\frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}+\frac {8 \int \frac {\frac {1}{8} c \left (105 c^2 d^4-254 a c d^2 e^2+25 a^2 e^4\right )+2 c^2 d e \left (11 c d^2-13 a e^2\right ) x}{\sqrt {d+e x} \sqrt {a+c x^2}} \, dx}{105 c^3} \\ & = \frac {2 e \left (71 c d^2-25 a e^2\right ) \sqrt {d+e x} \sqrt {a+c x^2}}{105 c^2}+\frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}+\frac {\left (16 d \left (11 c d^2-13 a e^2\right )\right ) \int \frac {\sqrt {d+e x}}{\sqrt {a+c x^2}} \, dx}{105 c}-\frac {\left (\left (71 c d^2-25 a e^2\right ) \left (c d^2+a e^2\right )\right ) \int \frac {1}{\sqrt {d+e x} \sqrt {a+c x^2}} \, dx}{105 c^2} \\ & = \frac {2 e \left (71 c d^2-25 a e^2\right ) \sqrt {d+e x} \sqrt {a+c x^2}}{105 c^2}+\frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}+\frac {\left (32 a d \left (11 c d^2-13 a e^2\right ) \sqrt {d+e x} \sqrt {1+\frac {c x^2}{a}}\right ) \text {Subst}\left (\int \frac {\sqrt {1+\frac {2 a \sqrt {c} e x^2}{\sqrt {-a} \left (c d-\frac {a \sqrt {c} e}{\sqrt {-a}}\right )}}}{\sqrt {1-x^2}} \, dx,x,\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )}{105 \sqrt {-a} c^{3/2} \sqrt {\frac {c (d+e x)}{c d-\frac {a \sqrt {c} e}{\sqrt {-a}}}} \sqrt {a+c x^2}}-\frac {\left (2 a \left (71 c d^2-25 a e^2\right ) \left (c d^2+a e^2\right ) \sqrt {\frac {c (d+e x)}{c d-\frac {a \sqrt {c} e}{\sqrt {-a}}}} \sqrt {1+\frac {c x^2}{a}}\right ) \text {Subst}\left (\int \frac {1}{\sqrt {1-x^2} \sqrt {1+\frac {2 a \sqrt {c} e x^2}{\sqrt {-a} \left (c d-\frac {a \sqrt {c} e}{\sqrt {-a}}\right )}}} \, dx,x,\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )}{105 \sqrt {-a} c^{5/2} \sqrt {d+e x} \sqrt {a+c x^2}} \\ & = \frac {2 e \left (71 c d^2-25 a e^2\right ) \sqrt {d+e x} \sqrt {a+c x^2}}{105 c^2}+\frac {24 d e (d+e x)^{3/2} \sqrt {a+c x^2}}{35 c}+\frac {2 e (d+e x)^{5/2} \sqrt {a+c x^2}}{7 c}-\frac {32 \sqrt {-a} d \left (11 c d^2-13 a e^2\right ) \sqrt {d+e x} \sqrt {1+\frac {c x^2}{a}} E\left (\sin ^{-1}\left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )|-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{3/2} \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {c} d+\sqrt {-a} e}} \sqrt {a+c x^2}}+\frac {2 \sqrt {-a} \left (71 c d^2-25 a e^2\right ) \left (c d^2+a e^2\right ) \sqrt {\frac {\sqrt {c} (d+e x)}{\sqrt {c} d+\sqrt {-a} e}} \sqrt {1+\frac {c x^2}{a}} F\left (\sin ^{-1}\left (\frac {\sqrt {1-\frac {\sqrt {c} x}{\sqrt {-a}}}}{\sqrt {2}}\right )|-\frac {2 a e}{\sqrt {-a} \sqrt {c} d-a e}\right )}{105 c^{5/2} \sqrt {d+e x} \sqrt {a+c x^2}} \\ \end{align*}

Mathematica [C] (verified)

Result contains complex when optimal does not.

Time = 24.94 (sec) , antiderivative size = 575, normalized size of antiderivative = 1.39 \[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\frac {\sqrt {d+e x} \left (\frac {2 \left (a+c x^2\right ) \left (-25 a e^3+c e \left (122 d^2+66 d e x+15 e^2 x^2\right )\right )}{c^2}+\frac {2 \left (16 d e^2 \sqrt {-d-\frac {i \sqrt {a} e}{\sqrt {c}}} \left (11 c d^2-13 a e^2\right ) \left (a+c x^2\right )+16 \sqrt {c} d \left (-11 i c^{3/2} d^3+11 \sqrt {a} c d^2 e+13 i a \sqrt {c} d e^2-13 a^{3/2} e^3\right ) \sqrt {\frac {e \left (\frac {i \sqrt {a}}{\sqrt {c}}+x\right )}{d+e x}} \sqrt {-\frac {\frac {i \sqrt {a} e}{\sqrt {c}}-e x}{d+e x}} (d+e x)^{3/2} E\left (i \text {arcsinh}\left (\frac {\sqrt {-d-\frac {i \sqrt {a} e}{\sqrt {c}}}}{\sqrt {d+e x}}\right )|\frac {\sqrt {c} d-i \sqrt {a} e}{\sqrt {c} d+i \sqrt {a} e}\right )+\left (105 i c^2 d^4-176 \sqrt {a} c^{3/2} d^3 e-254 i a c d^2 e^2+208 a^{3/2} \sqrt {c} d e^3+25 i a^2 e^4\right ) \sqrt {\frac {e \left (\frac {i \sqrt {a}}{\sqrt {c}}+x\right )}{d+e x}} \sqrt {-\frac {\frac {i \sqrt {a} e}{\sqrt {c}}-e x}{d+e x}} (d+e x)^{3/2} \operatorname {EllipticF}\left (i \text {arcsinh}\left (\frac {\sqrt {-d-\frac {i \sqrt {a} e}{\sqrt {c}}}}{\sqrt {d+e x}}\right ),\frac {\sqrt {c} d-i \sqrt {a} e}{\sqrt {c} d+i \sqrt {a} e}\right )\right )}{c^2 e \sqrt {-d-\frac {i \sqrt {a} e}{\sqrt {c}}} (d+e x)}\right )}{105 \sqrt {a+c x^2}} \]

[In]

Integrate[(d + e*x)^(7/2)/Sqrt[a + c*x^2],x]

[Out]

(Sqrt[d + e*x]*((2*(a + c*x^2)*(-25*a*e^3 + c*e*(122*d^2 + 66*d*e*x + 15*e^2*x^2)))/c^2 + (2*(16*d*e^2*Sqrt[-d
- (I*Sqrt[a]*e)/Sqrt[c]]*(11*c*d^2 - 13*a*e^2)*(a + c*x^2) + 16*Sqrt[c]*d*((-11*I)*c^(3/2)*d^3 + 11*Sqrt[a]*c
*d^2*e + (13*I)*a*Sqrt[c]*d*e^2 - 13*a^(3/2)*e^3)*Sqrt[(e*((I*Sqrt[a])/Sqrt[c] + x))/(d + e*x)]*Sqrt[-(((I*Sqr
t[a]*e)/Sqrt[c] - e*x)/(d + e*x))]*(d + e*x)^(3/2)*EllipticE[I*ArcSinh[Sqrt[-d - (I*Sqrt[a]*e)/Sqrt[c]]/Sqrt[d
+ e*x]], (Sqrt[c]*d - I*Sqrt[a]*e)/(Sqrt[c]*d + I*Sqrt[a]*e)] + ((105*I)*c^2*d^4 - 176*Sqrt[a]*c^(3/2)*d^3*e
- (254*I)*a*c*d^2*e^2 + 208*a^(3/2)*Sqrt[c]*d*e^3 + (25*I)*a^2*e^4)*Sqrt[(e*((I*Sqrt[a])/Sqrt[c] + x))/(d + e*
x)]*Sqrt[-(((I*Sqrt[a]*e)/Sqrt[c] - e*x)/(d + e*x))]*(d + e*x)^(3/2)*EllipticF[I*ArcSinh[Sqrt[-d - (I*Sqrt[a]*
e)/Sqrt[c]]/Sqrt[d + e*x]], (Sqrt[c]*d - I*Sqrt[a]*e)/(Sqrt[c]*d + I*Sqrt[a]*e)]))/(c^2*e*Sqrt[-d - (I*Sqrt[a]
*e)/Sqrt[c]]*(d + e*x))))/(105*Sqrt[a + c*x^2])

Maple [B] (verified)

Leaf count of result is larger than twice the leaf count of optimal. \(747\) vs. \(2(335)=670\).

Time = 3.14 (sec) , antiderivative size = 748, normalized size of antiderivative = 1.81

method	result	size
elliptic	\(\frac {\sqrt {\left (e x +d \right ) \left (c \,x^{2}+a \right )}\, \left (\frac {2 e^{3} x^{2} \sqrt {c e \,x^{3}+c d \,x^{2}+a e x +a d}}{7 c}+\frac {44 d \,e^{2} x \sqrt {c e \,x^{3}+c d \,x^{2}+a e x +a d}}{35 c}+\frac {2 \left (\frac {122 d^{2} e^{2}}{35}-\frac {5 a \,e^{4}}{7 c}\right ) \sqrt {c e \,x^{3}+c d \,x^{2}+a e x +a d}}{3 c e}+\frac {2 \left (d^{4}-\frac {44 a \,d^{2} e^{2}}{35 c}-\frac {a \left (\frac {122 d^{2} e^{2}}{35}-\frac {5 a \,e^{4}}{7 c}\right )}{3 c}\right ) \left (\frac {d}{e}-\frac {\sqrt {-a c}}{c}\right ) \sqrt {\frac {x +\frac {d}{e}}{\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\, \sqrt {\frac {x -\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\, \sqrt {\frac {x +\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}+\frac {\sqrt {-a c}}{c}}}\, F\left (\sqrt {\frac {x +\frac {d}{e}}{\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}, \sqrt {\frac {-\frac {d}{e}+\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\right )}{\sqrt {c e \,x^{3}+c d \,x^{2}+a e x +a d}}+\frac {2 \left (4 d^{3} e -\frac {86 a d \,e^{3}}{35 c}-\frac {2 d \left (\frac {122 d^{2} e^{2}}{35}-\frac {5 a \,e^{4}}{7 c}\right )}{3 e}\right ) \left (\frac {d}{e}-\frac {\sqrt {-a c}}{c}\right ) \sqrt {\frac {x +\frac {d}{e}}{\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\, \sqrt {\frac {x -\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\, \sqrt {\frac {x +\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}+\frac {\sqrt {-a c}}{c}}}\, \left (\left (-\frac {d}{e}-\frac {\sqrt {-a c}}{c}\right ) E\left (\sqrt {\frac {x +\frac {d}{e}}{\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}, \sqrt {\frac {-\frac {d}{e}+\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\right )+\frac {\sqrt {-a c}\, F\left (\sqrt {\frac {x +\frac {d}{e}}{\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}, \sqrt {\frac {-\frac {d}{e}+\frac {\sqrt {-a c}}{c}}{-\frac {d}{e}-\frac {\sqrt {-a c}}{c}}}\right )}{c}\right )}{\sqrt {c e \,x^{3}+c d \,x^{2}+a e x +a d}}\right )}{\sqrt {e x +d}\, \sqrt {c \,x^{2}+a}}\)	\(748\)
risch	\(\text {Expression too large to display}\)	\(1067\)
default	\(\text {Expression too large to display}\)	\(1534\)

[In]

int((e*x+d)^(7/2)/(c*x^2+a)^(1/2),x,method=_RETURNVERBOSE)

[Out]

((e*x+d)*(c*x^2+a))^(1/2)/(e*x+d)^(1/2)/(c*x^2+a)^(1/2)*(2/7*e^3/c*x^2*(c*e*x^3+c*d*x^2+a*e*x+a*d)^(1/2)+44/35
*d*e^2/c*x*(c*e*x^3+c*d*x^2+a*e*x+a*d)^(1/2)+2/3*(122/35*d^2*e^2-5/7*a/c*e^4)/c/e*(c*e*x^3+c*d*x^2+a*e*x+a*d)^
(1/2)+2*(d^4-44/35*a/c*d^2*e^2-1/3*a/c*(122/35*d^2*e^2-5/7*a/c*e^4))*(d/e-(-a*c)^(1/2)/c)*((x+d/e)/(d/e-(-a*c)
^(1/2)/c))^(1/2)*((x-(-a*c)^(1/2)/c)/(-d/e-(-a*c)^(1/2)/c))^(1/2)*((x+(-a*c)^(1/2)/c)/(-d/e+(-a*c)^(1/2)/c))^(
1/2)/(c*e*x^3+c*d*x^2+a*e*x+a*d)^(1/2)*EllipticF(((x+d/e)/(d/e-(-a*c)^(1/2)/c))^(1/2),((-d/e+(-a*c)^(1/2)/c)/(
-d/e-(-a*c)^(1/2)/c))^(1/2))+2*(4*d^3*e-86/35*a/c*d*e^3-2/3*d/e*(122/35*d^2*e^2-5/7*a/c*e^4))*(d/e-(-a*c)^(1/2
)/c)*((x+d/e)/(d/e-(-a*c)^(1/2)/c))^(1/2)*((x-(-a*c)^(1/2)/c)/(-d/e-(-a*c)^(1/2)/c))^(1/2)*((x+(-a*c)^(1/2)/c)
/(-d/e+(-a*c)^(1/2)/c))^(1/2)/(c*e*x^3+c*d*x^2+a*e*x+a*d)^(1/2)*((-d/e-(-a*c)^(1/2)/c)*EllipticE(((x+d/e)/(d/e
-(-a*c)^(1/2)/c))^(1/2),((-d/e+(-a*c)^(1/2)/c)/(-d/e-(-a*c)^(1/2)/c))^(1/2))+(-a*c)^(1/2)/c*EllipticF(((x+d/e)
/(d/e-(-a*c)^(1/2)/c))^(1/2),((-d/e+(-a*c)^(1/2)/c)/(-d/e-(-a*c)^(1/2)/c))^(1/2))))

Fricas [C] (verification not implemented)

Result contains higher order function than in optimal. Order 9 vs. order 4.

Time = 0.09 (sec) , antiderivative size = 273, normalized size of antiderivative = 0.66 \[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\frac {2 \, {\left ({\left (139 \, c^{2} d^{4} - 554 \, a c d^{2} e^{2} + 75 \, a^{2} e^{4}\right )} \sqrt {c e} {\rm weierstrassPInverse}\left (\frac {4 \, {\left (c d^{2} - 3 \, a e^{2}\right )}}{3 \, c e^{2}}, -\frac {8 \, {\left (c d^{3} + 9 \, a d e^{2}\right )}}{27 \, c e^{3}}, \frac {3 \, e x + d}{3 \, e}\right ) - 48 \, {\left (11 \, c^{2} d^{3} e - 13 \, a c d e^{3}\right )} \sqrt {c e} {\rm weierstrassZeta}\left (\frac {4 \, {\left (c d^{2} - 3 \, a e^{2}\right )}}{3 \, c e^{2}}, -\frac {8 \, {\left (c d^{3} + 9 \, a d e^{2}\right )}}{27 \, c e^{3}}, {\rm weierstrassPInverse}\left (\frac {4 \, {\left (c d^{2} - 3 \, a e^{2}\right )}}{3 \, c e^{2}}, -\frac {8 \, {\left (c d^{3} + 9 \, a d e^{2}\right )}}{27 \, c e^{3}}, \frac {3 \, e x + d}{3 \, e}\right )\right ) + 3 \, {\left (15 \, c^{2} e^{4} x^{2} + 66 \, c^{2} d e^{3} x + 122 \, c^{2} d^{2} e^{2} - 25 \, a c e^{4}\right )} \sqrt {c x^{2} + a} \sqrt {e x + d}\right )}}{315 \, c^{3} e} \]

[In]

integrate((e*x+d)^(7/2)/(c*x^2+a)^(1/2),x, algorithm="fricas")

[Out]

2/315*((139*c^2*d^4 - 554*a*c*d^2*e^2 + 75*a^2*e^4)*sqrt(c*e)*weierstrassPInverse(4/3*(c*d^2 - 3*a*e^2)/(c*e^2
), -8/27*(c*d^3 + 9*a*d*e^2)/(c*e^3), 1/3*(3*e*x + d)/e) - 48*(11*c^2*d^3*e - 13*a*c*d*e^3)*sqrt(c*e)*weierstr
assZeta(4/3*(c*d^2 - 3*a*e^2)/(c*e^2), -8/27*(c*d^3 + 9*a*d*e^2)/(c*e^3), weierstrassPInverse(4/3*(c*d^2 - 3*a
*e^2)/(c*e^2), -8/27*(c*d^3 + 9*a*d*e^2)/(c*e^3), 1/3*(3*e*x + d)/e)) + 3*(15*c^2*e^4*x^2 + 66*c^2*d*e^3*x + 1
22*c^2*d^2*e^2 - 25*a*c*e^4)*sqrt(c*x^2 + a)*sqrt(e*x + d))/(c^3*e)

Sympy [F]

\[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\int \frac {\left (d + e x\right )^{\frac {7}{2}}}{\sqrt {a + c x^{2}}}\, dx \]

[In]

integrate((e*x+d)**(7/2)/(c*x**2+a)**(1/2),x)

[Out]

Integral((d + e*x)**(7/2)/sqrt(a + c*x**2), x)

Maxima [F]

\[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\int { \frac {{\left (e x + d\right )}^{\frac {7}{2}}}{\sqrt {c x^{2} + a}} \,d x } \]

[In]

integrate((e*x+d)^(7/2)/(c*x^2+a)^(1/2),x, algorithm="maxima")

[Out]

integrate((e*x + d)^(7/2)/sqrt(c*x^2 + a), x)

Giac [F]

\[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\int { \frac {{\left (e x + d\right )}^{\frac {7}{2}}}{\sqrt {c x^{2} + a}} \,d x } \]

[In]

integrate((e*x+d)^(7/2)/(c*x^2+a)^(1/2),x, algorithm="giac")

[Out]

integrate((e*x + d)^(7/2)/sqrt(c*x^2 + a), x)

Mupad [F(-1)]

Timed out. \[ \int \frac {(d+e x)^{7/2}}{\sqrt {a+c x^2}} \, dx=\int \frac {{\left (d+e\,x\right )}^{7/2}}{\sqrt {c\,x^2+a}} \,d x \]

[In]

int((d + e*x)^(7/2)/(a + c*x^2)^(1/2),x)

[Out]

int((d + e*x)^(7/2)/(a + c*x^2)^(1/2), x)