Optimal. Leaf size=23 \[ \frac {4 (-3+4 x) \left (x^3+x^4\right )^{3/4}}{21 x^4} \]
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Rubi [A]
time = 0.03, antiderivative size = 37, normalized size of antiderivative = 1.61, number of steps
used = 2, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {2041, 2039}
\begin {gather*} \frac {16 \left (x^4+x^3\right )^{3/4}}{21 x^3}-\frac {4 \left (x^4+x^3\right )^{3/4}}{7 x^4} \end {gather*}
Antiderivative was successfully verified.
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Rule 2039
Rule 2041
Rubi steps
\begin {align*} \int \frac {1}{x^2 \sqrt [4]{x^3+x^4}} \, dx &=-\frac {4 \left (x^3+x^4\right )^{3/4}}{7 x^4}-\frac {4}{7} \int \frac {1}{x \sqrt [4]{x^3+x^4}} \, dx\\ &=-\frac {4 \left (x^3+x^4\right )^{3/4}}{7 x^4}+\frac {16 \left (x^3+x^4\right )^{3/4}}{21 x^3}\\ \end {align*}
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Mathematica [A]
time = 0.11, size = 23, normalized size = 1.00 \begin {gather*} \frac {4 \left (x^3 (1+x)\right )^{3/4} (-3+4 x)}{21 x^4} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.25, size = 16, normalized size = 0.70
method | result | size |
meijerg | \(-\frac {4 \left (1-\frac {4 x}{3}\right ) \left (1+x \right )^{\frac {3}{4}}}{7 x^{\frac {7}{4}}}\) | \(16\) |
trager | \(\frac {4 \left (-3+4 x \right ) \left (x^{4}+x^{3}\right )^{\frac {3}{4}}}{21 x^{4}}\) | \(20\) |
gosper | \(\frac {4 \left (1+x \right ) \left (-3+4 x \right )}{21 x \left (x^{4}+x^{3}\right )^{\frac {1}{4}}}\) | \(23\) |
risch | \(\frac {-\frac {4}{7}+\frac {4}{21} x +\frac {16}{21} x^{2}}{x \left (x^{3} \left (1+x \right )\right )^{\frac {1}{4}}}\) | \(23\) |
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 19, normalized size = 0.83 \begin {gather*} \frac {4 \, {\left (x^{4} + x^{3}\right )}^{\frac {3}{4}} {\left (4 \, x - 3\right )}}{21 \, x^{4}} \end {gather*}
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 \begin {gather*} \int \frac {1}{x^{2} \sqrt [4]{x^{3} \left (x + 1\right )}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.41, size = 19, normalized size = 0.83 \begin {gather*} -\frac {4}{7} \, {\left (\frac {1}{x} + 1\right )}^{\frac {7}{4}} + \frac {4}{3} \, {\left (\frac {1}{x} + 1\right )}^{\frac {3}{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.13, size = 29, normalized size = 1.26 \begin {gather*} \frac {16\,x\,{\left (x^4+x^3\right )}^{3/4}-12\,{\left (x^4+x^3\right )}^{3/4}}{21\,x^4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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