3.52 \(\int \frac{(a+b x^2)^2 \sin (c+d x)}{x} \, dx\)

Optimal. Leaf size=111 \[ a^2 \sin (c) \text{CosIntegral}(d x)+a^2 \cos (c) \text{Si}(d x)+\frac{2 a b \sin (c+d x)}{d^2}-\frac{2 a b x \cos (c+d x)}{d}+\frac{3 b^2 x^2 \sin (c+d x)}{d^2}-\frac{6 b^2 \sin (c+d x)}{d^4}+\frac{6 b^2 x \cos (c+d x)}{d^3}-\frac{b^2 x^3 \cos (c+d x)}{d} \]

[Out]

(6*b^2*x*Cos[c + d*x])/d^3 - (2*a*b*x*Cos[c + d*x])/d - (b^2*x^3*Cos[c + d*x])/d + a^2*CosIntegral[d*x]*Sin[c]
- (6*b^2*Sin[c + d*x])/d^4 + (2*a*b*Sin[c + d*x])/d^2 + (3*b^2*x^2*Sin[c + d*x])/d^2 + a^2*Cos[c]*SinIntegral
[d*x]

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Rubi [A]  time = 0.172497, antiderivative size = 111, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 6, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.316, Rules used = {3339, 3303, 3299, 3302, 3296, 2637} \[ a^2 \sin (c) \text{CosIntegral}(d x)+a^2 \cos (c) \text{Si}(d x)+\frac{2 a b \sin (c+d x)}{d^2}-\frac{2 a b x \cos (c+d x)}{d}+\frac{3 b^2 x^2 \sin (c+d x)}{d^2}-\frac{6 b^2 \sin (c+d x)}{d^4}+\frac{6 b^2 x \cos (c+d x)}{d^3}-\frac{b^2 x^3 \cos (c+d x)}{d} \]

Antiderivative was successfully verified.

[In]

Int[((a + b*x^2)^2*Sin[c + d*x])/x,x]

[Out]

(6*b^2*x*Cos[c + d*x])/d^3 - (2*a*b*x*Cos[c + d*x])/d - (b^2*x^3*Cos[c + d*x])/d + a^2*CosIntegral[d*x]*Sin[c]
- (6*b^2*Sin[c + d*x])/d^4 + (2*a*b*Sin[c + d*x])/d^2 + (3*b^2*x^2*Sin[c + d*x])/d^2 + a^2*Cos[c]*SinIntegral
[d*x]

Rule 3339

Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_.)*Sin[(c_.) + (d_.)*(x_)], x_Symbol] :> Int[ExpandIntegran
d[Sin[c + d*x], (e*x)^m*(a + b*x^n)^p, x], x] /; FreeQ[{a, b, c, d, e, m, n}, x] && IGtQ[p, 0]

Rule 3303

Int[sin[(e_.) + (f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Dist[Cos[(d*e - c*f)/d], Int[Sin[(c*f)/d + f*x]
/(c + d*x), x], x] + Dist[Sin[(d*e - c*f)/d], Int[Cos[(c*f)/d + f*x]/(c + d*x), x], x] /; FreeQ[{c, d, e, f},
x] && NeQ[d*e - c*f, 0]

Rule 3299

Int[sin[(e_.) + (f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Simp[SinIntegral[e + f*x]/d, x] /; FreeQ[{c, d,
e, f}, x] && EqQ[d*e - c*f, 0]

Rule 3302

Int[sin[(e_.) + (f_.)*(x_)]/((c_.) + (d_.)*(x_)), x_Symbol] :> Simp[CosIntegral[e - Pi/2 + f*x]/d, x] /; FreeQ
[{c, d, e, f}, x] && EqQ[d*(e - Pi/2) - c*f, 0]

Rule 3296

Int[((c_.) + (d_.)*(x_))^(m_.)*sin[(e_.) + (f_.)*(x_)], x_Symbol] :> -Simp[((c + d*x)^m*Cos[e + f*x])/f, x] +
Dist[(d*m)/f, Int[(c + d*x)^(m - 1)*Cos[e + f*x], x], x] /; FreeQ[{c, d, e, f}, x] && GtQ[m, 0]

Rule 2637

Int[sin[Pi/2 + (c_.) + (d_.)*(x_)], x_Symbol] :> Simp[Sin[c + d*x]/d, x] /; FreeQ[{c, d}, x]

Rubi steps

\begin{align*} \int \frac{\left (a+b x^2\right )^2 \sin (c+d x)}{x} \, dx &=\int \left (\frac{a^2 \sin (c+d x)}{x}+2 a b x \sin (c+d x)+b^2 x^3 \sin (c+d x)\right ) \, dx\\ &=a^2 \int \frac{\sin (c+d x)}{x} \, dx+(2 a b) \int x \sin (c+d x) \, dx+b^2 \int x^3 \sin (c+d x) \, dx\\ &=-\frac{2 a b x \cos (c+d x)}{d}-\frac{b^2 x^3 \cos (c+d x)}{d}+\frac{(2 a b) \int \cos (c+d x) \, dx}{d}+\frac{\left (3 b^2\right ) \int x^2 \cos (c+d x) \, dx}{d}+\left (a^2 \cos (c)\right ) \int \frac{\sin (d x)}{x} \, dx+\left (a^2 \sin (c)\right ) \int \frac{\cos (d x)}{x} \, dx\\ &=-\frac{2 a b x \cos (c+d x)}{d}-\frac{b^2 x^3 \cos (c+d x)}{d}+a^2 \text{Ci}(d x) \sin (c)+\frac{2 a b \sin (c+d x)}{d^2}+\frac{3 b^2 x^2 \sin (c+d x)}{d^2}+a^2 \cos (c) \text{Si}(d x)-\frac{\left (6 b^2\right ) \int x \sin (c+d x) \, dx}{d^2}\\ &=\frac{6 b^2 x \cos (c+d x)}{d^3}-\frac{2 a b x \cos (c+d x)}{d}-\frac{b^2 x^3 \cos (c+d x)}{d}+a^2 \text{Ci}(d x) \sin (c)+\frac{2 a b \sin (c+d x)}{d^2}+\frac{3 b^2 x^2 \sin (c+d x)}{d^2}+a^2 \cos (c) \text{Si}(d x)-\frac{\left (6 b^2\right ) \int \cos (c+d x) \, dx}{d^3}\\ &=\frac{6 b^2 x \cos (c+d x)}{d^3}-\frac{2 a b x \cos (c+d x)}{d}-\frac{b^2 x^3 \cos (c+d x)}{d}+a^2 \text{Ci}(d x) \sin (c)-\frac{6 b^2 \sin (c+d x)}{d^4}+\frac{2 a b \sin (c+d x)}{d^2}+\frac{3 b^2 x^2 \sin (c+d x)}{d^2}+a^2 \cos (c) \text{Si}(d x)\\ \end{align*}

Mathematica [A]  time = 0.405119, size = 82, normalized size = 0.74 \[ a^2 \sin (c) \text{CosIntegral}(d x)+a^2 \cos (c) \text{Si}(d x)+\frac{b \left (2 a d^2+3 b \left (d^2 x^2-2\right )\right ) \sin (c+d x)}{d^4}-\frac{b x \left (2 a d^2+b \left (d^2 x^2-6\right )\right ) \cos (c+d x)}{d^3} \]

Antiderivative was successfully verified.

[In]

Integrate[((a + b*x^2)^2*Sin[c + d*x])/x,x]

[Out]

-((b*x*(2*a*d^2 + b*(-6 + d^2*x^2))*Cos[c + d*x])/d^3) + a^2*CosIntegral[d*x]*Sin[c] + (b*(2*a*d^2 + 3*b*(-2 +
d^2*x^2))*Sin[c + d*x])/d^4 + a^2*Cos[c]*SinIntegral[d*x]

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Maple [B]  time = 0.013, size = 236, normalized size = 2.1 \begin{align*}{\frac{ \left ({c}^{3}+{c}^{2}+c+1 \right ){b}^{2} \left ( - \left ( dx+c \right ) ^{3}\cos \left ( dx+c \right ) +3\, \left ( dx+c \right ) ^{2}\sin \left ( dx+c \right ) -6\,\sin \left ( dx+c \right ) +6\, \left ( dx+c \right ) \cos \left ( dx+c \right ) \right ) }{{d}^{4}}}-4\,{\frac{c{b}^{2} \left ({c}^{2}+c+1 \right ) \left ( - \left ( dx+c \right ) ^{2}\cos \left ( dx+c \right ) +2\,\cos \left ( dx+c \right ) +2\, \left ( dx+c \right ) \sin \left ( dx+c \right ) \right ) }{{d}^{4}}}+2\,{\frac{ \left ( 1+c \right ) ab \left ( \sin \left ( dx+c \right ) - \left ( dx+c \right ) \cos \left ( dx+c \right ) \right ) }{{d}^{2}}}+6\,{\frac{ \left ( 1+c \right ){c}^{2}{b}^{2} \left ( \sin \left ( dx+c \right ) - \left ( dx+c \right ) \cos \left ( dx+c \right ) \right ) }{{d}^{4}}}+4\,{\frac{cab\cos \left ( dx+c \right ) }{{d}^{2}}}+4\,{\frac{{c}^{3}{b}^{2}\cos \left ( dx+c \right ) }{{d}^{4}}}+{a}^{2} \left ({\it Si} \left ( dx \right ) \cos \left ( c \right ) +{\it Ci} \left ( dx \right ) \sin \left ( c \right ) \right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((b*x^2+a)^2*sin(d*x+c)/x,x)

[Out]

(c^3+c^2+c+1)/d^4*b^2*(-(d*x+c)^3*cos(d*x+c)+3*(d*x+c)^2*sin(d*x+c)-6*sin(d*x+c)+6*(d*x+c)*cos(d*x+c))-4*c*b^2
*(c^2+c+1)/d^4*(-(d*x+c)^2*cos(d*x+c)+2*cos(d*x+c)+2*(d*x+c)*sin(d*x+c))+2*(1+c)/d^2*a*b*(sin(d*x+c)-(d*x+c)*c
os(d*x+c))+6*(1+c)/d^4*c^2*b^2*(sin(d*x+c)-(d*x+c)*cos(d*x+c))+4*c/d^2*a*b*cos(d*x+c)+4*c^3/d^4*b^2*cos(d*x+c)
+a^2*(Si(d*x)*cos(c)+Ci(d*x)*sin(c))

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Maxima [C]  time = 7.84013, size = 157, normalized size = 1.41 \begin{align*} \frac{{\left (a^{2}{\left (-i \,{\rm Ei}\left (i \, d x\right ) + i \,{\rm Ei}\left (-i \, d x\right )\right )} \cos \left (c\right ) + a^{2}{\left ({\rm Ei}\left (i \, d x\right ) +{\rm Ei}\left (-i \, d x\right )\right )} \sin \left (c\right )\right )} d^{4} - 2 \,{\left (b^{2} d^{3} x^{3} + 2 \,{\left (a b d^{3} - 3 \, b^{2} d\right )} x\right )} \cos \left (d x + c\right ) + 2 \,{\left (3 \, b^{2} d^{2} x^{2} + 2 \, a b d^{2} - 6 \, b^{2}\right )} \sin \left (d x + c\right )}{2 \, d^{4}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/2*((a^2*(-I*Ei(I*d*x) + I*Ei(-I*d*x))*cos(c) + a^2*(Ei(I*d*x) + Ei(-I*d*x))*sin(c))*d^4 - 2*(b^2*d^3*x^3 + 2
*(a*b*d^3 - 3*b^2*d)*x)*cos(d*x + c) + 2*(3*b^2*d^2*x^2 + 2*a*b*d^2 - 6*b^2)*sin(d*x + c))/d^4

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Fricas [A]  time = 1.67114, size = 300, normalized size = 2.7 \begin{align*} \frac{2 \, a^{2} d^{4} \cos \left (c\right ) \operatorname{Si}\left (d x\right ) - 2 \,{\left (b^{2} d^{3} x^{3} + 2 \,{\left (a b d^{3} - 3 \, b^{2} d\right )} x\right )} \cos \left (d x + c\right ) + 2 \,{\left (3 \, b^{2} d^{2} x^{2} + 2 \, a b d^{2} - 6 \, b^{2}\right )} \sin \left (d x + c\right ) +{\left (a^{2} d^{4} \operatorname{Ci}\left (d x\right ) + a^{2} d^{4} \operatorname{Ci}\left (-d x\right )\right )} \sin \left (c\right )}{2 \, d^{4}} \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/2*(2*a^2*d^4*cos(c)*sin_integral(d*x) - 2*(b^2*d^3*x^3 + 2*(a*b*d^3 - 3*b^2*d)*x)*cos(d*x + c) + 2*(3*b^2*d^
2*x^2 + 2*a*b*d^2 - 6*b^2)*sin(d*x + c) + (a^2*d^4*cos_integral(d*x) + a^2*d^4*cos_integral(-d*x))*sin(c))/d^4

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Sympy [A]  time = 6.39307, size = 160, normalized size = 1.44 \begin{align*} a^{2} \sin{\left (c \right )} \operatorname{Ci}{\left (d x \right )} + a^{2} \cos{\left (c \right )} \operatorname{Si}{\left (d x \right )} + 2 a b x \left (\begin{cases} - \cos{\left (c \right )} & \text{for}\: d = 0 \\- \frac{\cos{\left (c + d x \right )}}{d} & \text{otherwise} \end{cases}\right ) - 2 a b \left (\begin{cases} - x \cos{\left (c \right )} & \text{for}\: d = 0 \\- \frac{\begin{cases} \frac{\sin{\left (c + d x \right )}}{d} & \text{for}\: d \neq 0 \\x \cos{\left (c \right )} & \text{otherwise} \end{cases}}{d} & \text{otherwise} \end{cases}\right ) + b^{2} x^{3} \left (\begin{cases} - \cos{\left (c \right )} & \text{for}\: d = 0 \\- \frac{\cos{\left (c + d x \right )}}{d} & \text{otherwise} \end{cases}\right ) - 3 b^{2} \left (\begin{cases} - \frac{x^{3} \cos{\left (c \right )}}{3} & \text{for}\: d = 0 \\- \frac{\begin{cases} \frac{x^{2} \sin{\left (c + d x \right )}}{d} + \frac{2 x \cos{\left (c + d x \right )}}{d^{2}} - \frac{2 \sin{\left (c + d x \right )}}{d^{3}} & \text{for}\: d \neq 0 \\\frac{x^{3} \cos{\left (c \right )}}{3} & \text{otherwise} \end{cases}}{d} & \text{otherwise} \end{cases}\right ) \end{align*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x**2+a)**2*sin(d*x+c)/x,x)

[Out]

a**2*sin(c)*Ci(d*x) + a**2*cos(c)*Si(d*x) + 2*a*b*x*Piecewise((-cos(c), Eq(d, 0)), (-cos(c + d*x)/d, True)) -
2*a*b*Piecewise((-x*cos(c), Eq(d, 0)), (-Piecewise((sin(c + d*x)/d, Ne(d, 0)), (x*cos(c), True))/d, True)) + b
**2*x**3*Piecewise((-cos(c), Eq(d, 0)), (-cos(c + d*x)/d, True)) - 3*b**2*Piecewise((-x**3*cos(c)/3, Eq(d, 0))
, (-Piecewise((x**2*sin(c + d*x)/d + 2*x*cos(c + d*x)/d**2 - 2*sin(c + d*x)/d**3, Ne(d, 0)), (x**3*cos(c)/3, T
rue))/d, True))

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

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

Exception raised: TypeError