Optimal. Leaf size=65 \[ \frac {2 b \cos (c+d x)}{d^3}-\frac {a x \cos (c+d x)}{d}-\frac {b x^2 \cos (c+d x)}{d}+\frac {a \sin (c+d x)}{d^2}+\frac {2 b x \sin (c+d x)}{d^2} \]
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Rubi [A]
time = 0.07, antiderivative size = 65, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 4, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.308, Rules used = {6874, 3377,
2717, 2718} \begin {gather*} \frac {a \sin (c+d x)}{d^2}-\frac {a x \cos (c+d x)}{d}+\frac {2 b \cos (c+d x)}{d^3}+\frac {2 b x \sin (c+d x)}{d^2}-\frac {b x^2 \cos (c+d x)}{d} \end {gather*}
Antiderivative was successfully verified.
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Rule 2717
Rule 2718
Rule 3377
Rule 6874
Rubi steps
\begin {align*} \int x (a+b x) \sin (c+d x) \, dx &=\int \left (a x \sin (c+d x)+b x^2 \sin (c+d x)\right ) \, dx\\ &=a \int x \sin (c+d x) \, dx+b \int x^2 \sin (c+d x) \, dx\\ &=-\frac {a x \cos (c+d x)}{d}-\frac {b x^2 \cos (c+d x)}{d}+\frac {a \int \cos (c+d x) \, dx}{d}+\frac {(2 b) \int x \cos (c+d x) \, dx}{d}\\ &=-\frac {a x \cos (c+d x)}{d}-\frac {b x^2 \cos (c+d x)}{d}+\frac {a \sin (c+d x)}{d^2}+\frac {2 b x \sin (c+d x)}{d^2}-\frac {(2 b) \int \sin (c+d x) \, dx}{d^2}\\ &=\frac {2 b \cos (c+d x)}{d^3}-\frac {a x \cos (c+d x)}{d}-\frac {b x^2 \cos (c+d x)}{d}+\frac {a \sin (c+d x)}{d^2}+\frac {2 b x \sin (c+d x)}{d^2}\\ \end {align*}
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Mathematica [A]
time = 0.07, size = 45, normalized size = 0.69 \begin {gather*} \frac {-\left (\left (a d^2 x+b \left (-2+d^2 x^2\right )\right ) \cos (c+d x)\right )+d (a+2 b x) \sin (c+d x)}{d^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 121, normalized size = 1.86
method | result | size |
risch | \(-\frac {\left (d^{2} x^{2} b +a \,d^{2} x -2 b \right ) \cos \left (d x +c \right )}{d^{3}}+\frac {\left (2 b x +a \right ) \sin \left (d x +c \right )}{d^{2}}\) | \(47\) |
norman | \(\frac {\frac {4 b}{d^{3}}+\frac {a x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+\frac {b \,x^{2} \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d}+\frac {2 a \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d^{2}}-\frac {a x}{d}-\frac {b \,x^{2}}{d}+\frac {4 b x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d^{2}}}{1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )}\) | \(107\) |
derivativedivides | \(\frac {a c \cos \left (d x +c \right )+a \left (\sin \left (d x +c \right )-\left (d x +c \right ) \cos \left (d x +c \right )\right )-\frac {b \,c^{2} \cos \left (d x +c \right )}{d}-\frac {2 b c \left (\sin \left (d x +c \right )-\left (d x +c \right ) \cos \left (d x +c \right )\right )}{d}+\frac {b \left (-\left (d x +c \right )^{2} \cos \left (d x +c \right )+2 \cos \left (d x +c \right )+2 \left (d x +c \right ) \sin \left (d x +c \right )\right )}{d}}{d^{2}}\) | \(121\) |
default | \(\frac {a c \cos \left (d x +c \right )+a \left (\sin \left (d x +c \right )-\left (d x +c \right ) \cos \left (d x +c \right )\right )-\frac {b \,c^{2} \cos \left (d x +c \right )}{d}-\frac {2 b c \left (\sin \left (d x +c \right )-\left (d x +c \right ) \cos \left (d x +c \right )\right )}{d}+\frac {b \left (-\left (d x +c \right )^{2} \cos \left (d x +c \right )+2 \cos \left (d x +c \right )+2 \left (d x +c \right ) \sin \left (d x +c \right )\right )}{d}}{d^{2}}\) | \(121\) |
meijerg | \(\frac {4 b \sqrt {\pi }\, \sin \left (c \right ) \left (\frac {x \left (d^{2}\right )^{\frac {3}{2}} \cos \left (d x \right )}{2 \sqrt {\pi }\, d^{2}}-\frac {\left (d^{2}\right )^{\frac {3}{2}} \left (-\frac {3 d^{2} x^{2}}{2}+3\right ) \sin \left (d x \right )}{6 \sqrt {\pi }\, d^{3}}\right )}{d^{2} \sqrt {d^{2}}}+\frac {4 b \sqrt {\pi }\, \cos \left (c \right ) \left (-\frac {1}{2 \sqrt {\pi }}+\frac {\left (-\frac {d^{2} x^{2}}{2}+1\right ) \cos \left (d x \right )}{2 \sqrt {\pi }}+\frac {d x \sin \left (d x \right )}{2 \sqrt {\pi }}\right )}{d^{3}}+\frac {2 a \sqrt {\pi }\, \sin \left (c \right ) \left (-\frac {1}{2 \sqrt {\pi }}+\frac {\cos \left (d x \right )}{2 \sqrt {\pi }}+\frac {d x \sin \left (d x \right )}{2 \sqrt {\pi }}\right )}{d^{2}}+\frac {2 a \sqrt {\pi }\, \cos \left (c \right ) \left (-\frac {d x \cos \left (d x \right )}{2 \sqrt {\pi }}+\frac {\sin \left (d x \right )}{2 \sqrt {\pi }}\right )}{d^{2}}\) | \(180\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.31, size = 117, normalized size = 1.80 \begin {gather*} \frac {a c \cos \left (d x + c\right ) - \frac {b c^{2} \cos \left (d x + c\right )}{d} - {\left ({\left (d x + c\right )} \cos \left (d x + c\right ) - \sin \left (d x + c\right )\right )} a + \frac {2 \, {\left ({\left (d x + c\right )} \cos \left (d x + c\right ) - \sin \left (d x + c\right )\right )} b c}{d} - \frac {{\left ({\left ({\left (d x + c\right )}^{2} - 2\right )} \cos \left (d x + c\right ) - 2 \, {\left (d x + c\right )} \sin \left (d x + c\right )\right )} b}{d}}{d^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 48, normalized size = 0.74 \begin {gather*} -\frac {{\left (b d^{2} x^{2} + a d^{2} x - 2 \, b\right )} \cos \left (d x + c\right ) - {\left (2 \, b d x + a d\right )} \sin \left (d x + c\right )}{d^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.14, size = 82, normalized size = 1.26 \begin {gather*} \begin {cases} - \frac {a x \cos {\left (c + d x \right )}}{d} + \frac {a \sin {\left (c + d x \right )}}{d^{2}} - \frac {b x^{2} \cos {\left (c + d x \right )}}{d} + \frac {2 b x \sin {\left (c + d x \right )}}{d^{2}} + \frac {2 b \cos {\left (c + d x \right )}}{d^{3}} & \text {for}\: d \neq 0 \\\left (\frac {a x^{2}}{2} + \frac {b x^{3}}{3}\right ) \sin {\left (c \right )} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.65, size = 49, normalized size = 0.75 \begin {gather*} -\frac {{\left (b d^{2} x^{2} + a d^{2} x - 2 \, b\right )} \cos \left (d x + c\right )}{d^{3}} + \frac {{\left (2 \, b d x + a d\right )} \sin \left (d x + c\right )}{d^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 4.50, size = 62, normalized size = 0.95 \begin {gather*} \frac {a\,\sin \left (c+d\,x\right )+2\,b\,x\,\sin \left (c+d\,x\right )}{d^2}-\frac {a\,x\,\cos \left (c+d\,x\right )+b\,x^2\,\cos \left (c+d\,x\right )}{d}+\frac {2\,b\,\cos \left (c+d\,x\right )}{d^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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