3.2.84 \(\int \frac {a+b \text {ArcSin}(c+d x)}{(c e+d e x)^3} \, dx\) [184]

Optimal. Leaf size=61 \[ -\frac {b \sqrt {1-(c+d x)^2}}{2 d e^3 (c+d x)}-\frac {a+b \text {ArcSin}(c+d x)}{2 d e^3 (c+d x)^2} \]

[Out]

1/2*(-a-b*arcsin(d*x+c))/d/e^3/(d*x+c)^2-1/2*b*(1-(d*x+c)^2)^(1/2)/d/e^3/(d*x+c)

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Rubi [A]
time = 0.04, antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {4889, 12, 4723, 270} \begin {gather*} -\frac {a+b \text {ArcSin}(c+d x)}{2 d e^3 (c+d x)^2}-\frac {b \sqrt {1-(c+d x)^2}}{2 d e^3 (c+d x)} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(a + b*ArcSin[c + d*x])/(c*e + d*e*x)^3,x]

[Out]

-1/2*(b*Sqrt[1 - (c + d*x)^2])/(d*e^3*(c + d*x)) - (a + b*ArcSin[c + d*x])/(2*d*e^3*(c + d*x)^2)

Rule 12

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

Rule 270

Int[((c_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[(c*x)^(m + 1)*((a + b*x^n)^(p + 1)/(a*
c*(m + 1))), x] /; FreeQ[{a, b, c, m, n, p}, x] && EqQ[(m + 1)/n + p + 1, 0] && NeQ[m, -1]

Rule 4723

Int[((a_.) + ArcSin[(c_.)*(x_)]*(b_.))^(n_.)*((d_.)*(x_))^(m_.), x_Symbol] :> Simp[(d*x)^(m + 1)*((a + b*ArcSi
n[c*x])^n/(d*(m + 1))), x] - Dist[b*c*(n/(d*(m + 1))), Int[(d*x)^(m + 1)*((a + b*ArcSin[c*x])^(n - 1)/Sqrt[1 -
c^2*x^2]), x], x] /; FreeQ[{a, b, c, d, m}, x] && IGtQ[n, 0] && NeQ[m, -1]

Rule 4889

Int[((a_.) + ArcSin[(c_) + (d_.)*(x_)]*(b_.))^(n_.)*((e_.) + (f_.)*(x_))^(m_.), x_Symbol] :> Dist[1/d, Subst[I
nt[((d*e - c*f)/d + f*(x/d))^m*(a + b*ArcSin[x])^n, x], x, c + d*x], x] /; FreeQ[{a, b, c, d, e, f, m, n}, x]

Rubi steps

\begin {align*} \int \frac {a+b \sin ^{-1}(c+d x)}{(c e+d e x)^3} \, dx &=\frac {\text {Subst}\left (\int \frac {a+b \sin ^{-1}(x)}{e^3 x^3} \, dx,x,c+d x\right )}{d}\\ &=\frac {\text {Subst}\left (\int \frac {a+b \sin ^{-1}(x)}{x^3} \, dx,x,c+d x\right )}{d e^3}\\ &=-\frac {a+b \sin ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}+\frac {b \text {Subst}\left (\int \frac {1}{x^2 \sqrt {1-x^2}} \, dx,x,c+d x\right )}{2 d e^3}\\ &=-\frac {b \sqrt {1-(c+d x)^2}}{2 d e^3 (c+d x)}-\frac {a+b \sin ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}\\ \end {align*}

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Mathematica [A]
time = 0.04, size = 49, normalized size = 0.80 \begin {gather*} -\frac {a+b (c+d x) \sqrt {1-(c+d x)^2}+b \text {ArcSin}(c+d x)}{2 d e^3 (c+d x)^2} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(a + b*ArcSin[c + d*x])/(c*e + d*e*x)^3,x]

[Out]

-1/2*(a + b*(c + d*x)*Sqrt[1 - (c + d*x)^2] + b*ArcSin[c + d*x])/(d*e^3*(c + d*x)^2)

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Maple [A]
time = 0.12, size = 62, normalized size = 1.02

method	result	size
derivativedivides	\(\frac {-\frac {a}{2 e^{3} \left (d x +c \right )^{2}}+\frac {b \left (-\frac {\arcsin \left (d x +c \right )}{2 \left (d x +c \right )^{2}}-\frac {\sqrt {1-\left (d x +c \right )^{2}}}{2 \left (d x +c \right )}\right )}{e^{3}}}{d}\)	\(62\)
default	\(\frac {-\frac {a}{2 e^{3} \left (d x +c \right )^{2}}+\frac {b \left (-\frac {\arcsin \left (d x +c \right )}{2 \left (d x +c \right )^{2}}-\frac {\sqrt {1-\left (d x +c \right )^{2}}}{2 \left (d x +c \right )}\right )}{e^{3}}}{d}\)	\(62\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((a+b*arcsin(d*x+c))/(d*e*x+c*e)^3,x,method=_RETURNVERBOSE)

[Out]

1/d*(-1/2*a/e^3/(d*x+c)^2+b/e^3*(-1/2/(d*x+c)^2*arcsin(d*x+c)-1/2/(d*x+c)*(1-(d*x+c)^2)^(1/2)))

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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 112 vs. \(2 (53) = 106\).
time = 0.48, size = 112, normalized size = 1.84 \begin {gather*} -\frac {1}{2} \, b {\left (\frac {\sqrt {-d^{2} x^{2} - 2 \, c d x - c^{2} + 1} d}{d^{3} x e^{3} + c d^{2} e^{3}} + \frac {\arcsin \left (d x + c\right )}{d^{3} x^{2} e^{3} + 2 \, c d^{2} x e^{3} + c^{2} d e^{3}}\right )} - \frac {a}{2 \, {\left (d^{3} x^{2} e^{3} + 2 \, c d^{2} x e^{3} + c^{2} d e^{3}\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*arcsin(d*x+c))/(d*e*x+c*e)^3,x, algorithm="maxima")

[Out]

-1/2*b*(sqrt(-d^2*x^2 - 2*c*d*x - c^2 + 1)*d/(d^3*x*e^3 + c*d^2*e^3) + arcsin(d*x + c)/(d^3*x^2*e^3 + 2*c*d^2*
x*e^3 + c^2*d*e^3)) - 1/2*a/(d^3*x^2*e^3 + 2*c*d^2*x*e^3 + c^2*d*e^3)

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Fricas [A]
time = 2.57, size = 95, normalized size = 1.56 \begin {gather*} \frac {{\left (a d^{2} x^{2} + 2 \, a c d x - b c^{2} \arcsin \left (d x + c\right ) - {\left (b c^{2} d x + b c^{3}\right )} \sqrt {-d^{2} x^{2} - 2 \, c d x - c^{2} + 1}\right )} e^{\left (-3\right )}}{2 \, {\left (c^{2} d^{3} x^{2} + 2 \, c^{3} d^{2} x + c^{4} d\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*arcsin(d*x+c))/(d*e*x+c*e)^3,x, algorithm="fricas")

[Out]

1/2*(a*d^2*x^2 + 2*a*c*d*x - b*c^2*arcsin(d*x + c) - (b*c^2*d*x + b*c^3)*sqrt(-d^2*x^2 - 2*c*d*x - c^2 + 1))*e
^(-3)/(c^2*d^3*x^2 + 2*c^3*d^2*x + c^4*d)

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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \frac {\int \frac {a}{c^{3} + 3 c^{2} d x + 3 c d^{2} x^{2} + d^{3} x^{3}}\, dx + \int \frac {b \operatorname {asin}{\left (c + d x \right )}}{c^{3} + 3 c^{2} d x + 3 c d^{2} x^{2} + d^{3} x^{3}}\, dx}{e^{3}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*asin(d*x+c))/(d*e*x+c*e)**3,x)

[Out]

(Integral(a/(c**3 + 3*c**2*d*x + 3*c*d**2*x**2 + d**3*x**3), x) + Integral(b*asin(c + d*x)/(c**3 + 3*c**2*d*x
+ 3*c*d**2*x**2 + d**3*x**3), x))/e**3

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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 231 vs. \(2 (55) = 110\).
time = 0.41, size = 231, normalized size = 3.79 \begin {gather*} -\frac {b \arcsin \left (d x + c\right )}{4 \, d e^{3}} - \frac {{\left (d x + c\right )}^{2} b \arcsin \left (d x + c\right )}{8 \, d e^{3} {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}^{2}} - \frac {b {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}^{2} \arcsin \left (d x + c\right )}{8 \, {\left (d x + c\right )}^{2} d e^{3}} - \frac {a}{4 \, d e^{3}} - \frac {{\left (d x + c\right )}^{2} a}{8 \, d e^{3} {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}^{2}} + \frac {{\left (d x + c\right )} b}{4 \, d e^{3} {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}} - \frac {b {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}}{4 \, {\left (d x + c\right )} d e^{3}} - \frac {a {\left (\sqrt {-{\left (d x + c\right )}^{2} + 1} + 1\right )}^{2}}{8 \, {\left (d x + c\right )}^{2} d e^{3}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*arcsin(d*x+c))/(d*e*x+c*e)^3,x, algorithm="giac")

[Out]

-1/4*b*arcsin(d*x + c)/(d*e^3) - 1/8*(d*x + c)^2*b*arcsin(d*x + c)/(d*e^3*(sqrt(-(d*x + c)^2 + 1) + 1)^2) - 1/
8*b*(sqrt(-(d*x + c)^2 + 1) + 1)^2*arcsin(d*x + c)/((d*x + c)^2*d*e^3) - 1/4*a/(d*e^3) - 1/8*(d*x + c)^2*a/(d*
e^3*(sqrt(-(d*x + c)^2 + 1) + 1)^2) + 1/4*(d*x + c)*b/(d*e^3*(sqrt(-(d*x + c)^2 + 1) + 1)) - 1/4*b*(sqrt(-(d*x
+ c)^2 + 1) + 1)/((d*x + c)*d*e^3) - 1/8*a*(sqrt(-(d*x + c)^2 + 1) + 1)^2/((d*x + c)^2*d*e^3)

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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {a+b\,\mathrm {asin}\left (c+d\,x\right )}{{\left (c\,e+d\,e\,x\right )}^3} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((a + b*asin(c + d*x))/(c*e + d*e*x)^3,x)

[Out]

int((a + b*asin(c + d*x))/(c*e + d*e*x)^3, x)

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