Optimal. Leaf size=49 \[ -\frac {2 a^2}{5 d (d x)^{5/2}}-\frac {4 a b}{d^3 \sqrt {d x}}+\frac {2 b^2 (d x)^{3/2}}{3 d^5} \]
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Rubi [A] time = 0.01, antiderivative size = 49, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 26, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.038, Rules used = {14} \[ -\frac {2 a^2}{5 d (d x)^{5/2}}-\frac {4 a b}{d^3 \sqrt {d x}}+\frac {2 b^2 (d x)^{3/2}}{3 d^5} \]
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin {align*} \int \frac {a^2+2 a b x^2+b^2 x^4}{(d x)^{7/2}} \, dx &=\int \left (\frac {a^2}{(d x)^{7/2}}+\frac {2 a b}{d^2 (d x)^{3/2}}+\frac {b^2 \sqrt {d x}}{d^4}\right ) \, dx\\ &=-\frac {2 a^2}{5 d (d x)^{5/2}}-\frac {4 a b}{d^3 \sqrt {d x}}+\frac {2 b^2 (d x)^{3/2}}{3 d^5}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 38, normalized size = 0.78 \[ \frac {2 \sqrt {d x} \left (-3 a^2-30 a b x^2+5 b^2 x^4\right )}{15 d^4 x^3} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.84, size = 34, normalized size = 0.69 \[ \frac {2 \, {\left (5 \, b^{2} x^{4} - 30 \, a b x^{2} - 3 \, a^{2}\right )} \sqrt {d x}}{15 \, d^{4} x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.15, size = 48, normalized size = 0.98 \[ \frac {2 \, {\left (5 \, \sqrt {d x} b^{2} x - \frac {3 \, {\left (10 \, a b d^{3} x^{2} + a^{2} d^{3}\right )}}{\sqrt {d x} d^{2} x^{2}}\right )}}{15 \, d^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 30, normalized size = 0.61 \[ -\frac {2 \left (-5 b^{2} x^{4}+30 a b \,x^{2}+3 a^{2}\right ) x}{15 \left (d x \right )^{\frac {7}{2}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.30, size = 47, normalized size = 0.96 \[ \frac {2 \, {\left (\frac {5 \, \left (d x\right )^{\frac {3}{2}} b^{2}}{d^{4}} - \frac {3 \, {\left (10 \, a b d^{2} x^{2} + a^{2} d^{2}\right )}}{\left (d x\right )^{\frac {5}{2}} d^{2}}\right )}}{15 \, d} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.05, size = 34, normalized size = 0.69 \[ -\frac {6\,a^2+60\,a\,b\,x^2-10\,b^2\,x^4}{15\,d^3\,x^2\,\sqrt {d\,x}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 1.97, size = 48, normalized size = 0.98 \[ - \frac {2 a^{2}}{5 d^{\frac {7}{2}} x^{\frac {5}{2}}} - \frac {4 a b}{d^{\frac {7}{2}} \sqrt {x}} + \frac {2 b^{2} x^{\frac {3}{2}}}{3 d^{\frac {7}{2}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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