Integrand size = 10, antiderivative size = 55 \[ \int \frac {x^6}{\arccos (a x)} \, dx=-\frac {5 \text {Si}(\arccos (a x))}{64 a^7}-\frac {9 \text {Si}(3 \arccos (a x))}{64 a^7}-\frac {5 \text {Si}(5 \arccos (a x))}{64 a^7}-\frac {\text {Si}(7 \arccos (a x))}{64 a^7} \]
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Time = 0.06 (sec) , antiderivative size = 55, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {4732, 4491, 3380} \[ \int \frac {x^6}{\arccos (a x)} \, dx=-\frac {5 \text {Si}(\arccos (a x))}{64 a^7}-\frac {9 \text {Si}(3 \arccos (a x))}{64 a^7}-\frac {5 \text {Si}(5 \arccos (a x))}{64 a^7}-\frac {\text {Si}(7 \arccos (a x))}{64 a^7} \]
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Rule 3380
Rule 4491
Rule 4732
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int \frac {\cos ^6(x) \sin (x)}{x} \, dx,x,\arccos (a x)\right )}{a^7} \\ & = -\frac {\text {Subst}\left (\int \left (\frac {5 \sin (x)}{64 x}+\frac {9 \sin (3 x)}{64 x}+\frac {5 \sin (5 x)}{64 x}+\frac {\sin (7 x)}{64 x}\right ) \, dx,x,\arccos (a x)\right )}{a^7} \\ & = -\frac {\text {Subst}\left (\int \frac {\sin (7 x)}{x} \, dx,x,\arccos (a x)\right )}{64 a^7}-\frac {5 \text {Subst}\left (\int \frac {\sin (x)}{x} \, dx,x,\arccos (a x)\right )}{64 a^7}-\frac {5 \text {Subst}\left (\int \frac {\sin (5 x)}{x} \, dx,x,\arccos (a x)\right )}{64 a^7}-\frac {9 \text {Subst}\left (\int \frac {\sin (3 x)}{x} \, dx,x,\arccos (a x)\right )}{64 a^7} \\ & = -\frac {5 \text {Si}(\arccos (a x))}{64 a^7}-\frac {9 \text {Si}(3 \arccos (a x))}{64 a^7}-\frac {5 \text {Si}(5 \arccos (a x))}{64 a^7}-\frac {\text {Si}(7 \arccos (a x))}{64 a^7} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.73 \[ \int \frac {x^6}{\arccos (a x)} \, dx=-\frac {5 \text {Si}(\arccos (a x))+9 \text {Si}(3 \arccos (a x))+5 \text {Si}(5 \arccos (a x))+\text {Si}(7 \arccos (a x))}{64 a^7} \]
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Time = 0.78 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.73
method | result | size |
derivativedivides | \(\frac {-\frac {9 \,\operatorname {Si}\left (3 \arccos \left (a x \right )\right )}{64}-\frac {5 \,\operatorname {Si}\left (5 \arccos \left (a x \right )\right )}{64}-\frac {\operatorname {Si}\left (7 \arccos \left (a x \right )\right )}{64}-\frac {5 \,\operatorname {Si}\left (\arccos \left (a x \right )\right )}{64}}{a^{7}}\) | \(40\) |
default | \(\frac {-\frac {9 \,\operatorname {Si}\left (3 \arccos \left (a x \right )\right )}{64}-\frac {5 \,\operatorname {Si}\left (5 \arccos \left (a x \right )\right )}{64}-\frac {\operatorname {Si}\left (7 \arccos \left (a x \right )\right )}{64}-\frac {5 \,\operatorname {Si}\left (\arccos \left (a x \right )\right )}{64}}{a^{7}}\) | \(40\) |
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\[ \int \frac {x^6}{\arccos (a x)} \, dx=\int { \frac {x^{6}}{\arccos \left (a x\right )} \,d x } \]
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\[ \int \frac {x^6}{\arccos (a x)} \, dx=\int \frac {x^{6}}{\operatorname {acos}{\left (a x \right )}}\, dx \]
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\[ \int \frac {x^6}{\arccos (a x)} \, dx=\int { \frac {x^{6}}{\arccos \left (a x\right )} \,d x } \]
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none
Time = 0.28 (sec) , antiderivative size = 47, normalized size of antiderivative = 0.85 \[ \int \frac {x^6}{\arccos (a x)} \, dx=-\frac {\operatorname {Si}\left (7 \, \arccos \left (a x\right )\right )}{64 \, a^{7}} - \frac {5 \, \operatorname {Si}\left (5 \, \arccos \left (a x\right )\right )}{64 \, a^{7}} - \frac {9 \, \operatorname {Si}\left (3 \, \arccos \left (a x\right )\right )}{64 \, a^{7}} - \frac {5 \, \operatorname {Si}\left (\arccos \left (a x\right )\right )}{64 \, a^{7}} \]
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Timed out. \[ \int \frac {x^6}{\arccos (a x)} \, dx=\int \frac {x^6}{\mathrm {acos}\left (a\,x\right )} \,d x \]
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