Optimal. Leaf size=80 \[ \frac {4 \sin (a+b x)}{25 b^2 \sec ^{\frac {3}{2}}(a+b x)}+\frac {12 \sqrt {\cos (a+b x)} \sqrt {\sec (a+b x)} E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{25 b^2}-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)} \]
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Rubi [A] time = 0.05, antiderivative size = 80, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {4212, 3769, 3771, 2639} \[ \frac {4 \sin (a+b x)}{25 b^2 \sec ^{\frac {3}{2}}(a+b x)}+\frac {12 \sqrt {\cos (a+b x)} \sqrt {\sec (a+b x)} E\left (\left .\frac {1}{2} (a+b x)\right |2\right )}{25 b^2}-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)} \]
Antiderivative was successfully verified.
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Rule 2639
Rule 3769
Rule 3771
Rule 4212
Rubi steps
\begin {align*} \int \frac {x \sin (a+b x)}{\sec ^{\frac {3}{2}}(a+b x)} \, dx &=-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)}+\frac {2 \int \frac {1}{\sec ^{\frac {5}{2}}(a+b x)} \, dx}{5 b}\\ &=-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)}+\frac {4 \sin (a+b x)}{25 b^2 \sec ^{\frac {3}{2}}(a+b x)}+\frac {6 \int \frac {1}{\sqrt {\sec (a+b x)}} \, dx}{25 b}\\ &=-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)}+\frac {4 \sin (a+b x)}{25 b^2 \sec ^{\frac {3}{2}}(a+b x)}+\frac {\left (6 \sqrt {\cos (a+b x)} \sqrt {\sec (a+b x)}\right ) \int \sqrt {\cos (a+b x)} \, dx}{25 b}\\ &=-\frac {2 x}{5 b \sec ^{\frac {5}{2}}(a+b x)}+\frac {12 \sqrt {\cos (a+b x)} E\left (\left .\frac {1}{2} (a+b x)\right |2\right ) \sqrt {\sec (a+b x)}}{25 b^2}+\frac {4 \sin (a+b x)}{25 b^2 \sec ^{\frac {3}{2}}(a+b x)}\\ \end {align*}
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Mathematica [B] time = 8.10, size = 212, normalized size = 2.65 \[ \frac {\cos ^2\left (\frac {1}{2} (a+b x)\right ) \sqrt {\sec (a+b x)} \left (\left (5 (a+b x)-12 \tan \left (\frac {1}{2} (a+b x)\right )-5 a\right ) \left (\tan ^2\left (\frac {1}{2} (a+b x)\right )-1\right )-12 \sqrt {\cos (a+b x) \sec ^4\left (\frac {1}{2} (a+b x)\right )} F\left (\left .\sin ^{-1}\left (\tan \left (\frac {1}{2} (a+b x)\right )\right )\right |-1\right )+12 \sqrt {\cos (a+b x) \sec ^4\left (\frac {1}{2} (a+b x)\right )} E\left (\left .\sin ^{-1}\left (\tan \left (\frac {1}{2} (a+b x)\right )\right )\right |-1\right )\right )}{25 b^2}+\frac {\sqrt {\sec (a+b x)} \left (\frac {\sin (a+b x)}{25 b}+\frac {\sin (3 (a+b x))}{25 b}-\frac {1}{10} x \cos (a+b x)-\frac {1}{10} x \cos (3 (a+b x))\right )}{b} \]
Antiderivative was successfully verified.
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fricas [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: TypeError} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {x \sin \left (b x + a\right )}{\sec \left (b x + a\right )^{\frac {3}{2}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.05, size = 0, normalized size = 0.00 \[ \int \frac {x \sin \left (b x +a \right )}{\sec \left (b x +a \right )^{\frac {3}{2}}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {x \sin \left (b x + a\right )}{\sec \left (b x + a\right )^{\frac {3}{2}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {x\,\sin \left (a+b\,x\right )}{{\left (\frac {1}{\cos \left (a+b\,x\right )}\right )}^{3/2}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {x \sin {\left (a + b x \right )}}{\sec ^{\frac {3}{2}}{\left (a + b x \right )}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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