Optimal. Leaf size=135 \[ \frac {3 a \tan ^{-1}\left (\frac {x \sqrt [4]{b c-a d}}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}+\frac {3 a \tanh ^{-1}\left (\frac {x \sqrt [4]{b c-a d}}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}+\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )} \]
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Rubi [A] time = 0.08, antiderivative size = 135, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.238, Rules used = {378, 377, 212, 208, 205} \[ \frac {3 a \tan ^{-1}\left (\frac {x \sqrt [4]{b c-a d}}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}+\frac {3 a \tanh ^{-1}\left (\frac {x \sqrt [4]{b c-a d}}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}+\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )} \]
Antiderivative was successfully verified.
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Rule 205
Rule 208
Rule 212
Rule 377
Rule 378
Rubi steps
\begin {align*} \int \frac {\left (a+b x^4\right )^{3/4}}{\left (c+d x^4\right )^2} \, dx &=\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )}+\frac {(3 a) \int \frac {1}{\sqrt [4]{a+b x^4} \left (c+d x^4\right )} \, dx}{4 c}\\ &=\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )}+\frac {(3 a) \operatorname {Subst}\left (\int \frac {1}{c-(b c-a d) x^4} \, dx,x,\frac {x}{\sqrt [4]{a+b x^4}}\right )}{4 c}\\ &=\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )}+\frac {(3 a) \operatorname {Subst}\left (\int \frac {1}{\sqrt {c}-\sqrt {b c-a d} x^2} \, dx,x,\frac {x}{\sqrt [4]{a+b x^4}}\right )}{8 c^{3/2}}+\frac {(3 a) \operatorname {Subst}\left (\int \frac {1}{\sqrt {c}+\sqrt {b c-a d} x^2} \, dx,x,\frac {x}{\sqrt [4]{a+b x^4}}\right )}{8 c^{3/2}}\\ &=\frac {x \left (a+b x^4\right )^{3/4}}{4 c \left (c+d x^4\right )}+\frac {3 a \tan ^{-1}\left (\frac {\sqrt [4]{b c-a d} x}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}+\frac {3 a \tanh ^{-1}\left (\frac {\sqrt [4]{b c-a d} x}{\sqrt [4]{c} \sqrt [4]{a+b x^4}}\right )}{8 c^{7/4} \sqrt [4]{b c-a d}}\\ \end {align*}
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Mathematica [C] time = 0.06, size = 78, normalized size = 0.58 \[ \frac {x \left (a+b x^4\right )^{3/4} \, _2F_1\left (-\frac {3}{4},\frac {1}{4};\frac {5}{4};\frac {(a d-b c) x^4}{a \left (d x^4+c\right )}\right )}{c^2 \left (\frac {b x^4}{a}+1\right )^{3/4} \sqrt [4]{\frac {d x^4}{c}+1}} \]
Warning: Unable to verify antiderivative.
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fricas [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Timed out} \]
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 \[ \int \frac {{\left (b x^{4} + a\right )}^{\frac {3}{4}}}{{\left (d x^{4} + c\right )}^{2}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.61, size = 0, normalized size = 0.00 \[ \int \frac {\left (b \,x^{4}+a \right )^{\frac {3}{4}}}{\left (d \,x^{4}+c \right )^{2}}\, dx \]
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 \[ \int \frac {{\left (b x^{4} + a\right )}^{\frac {3}{4}}}{{\left (d x^{4} + c\right )}^{2}}\,{d x} \]
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 \[ \int \frac {{\left (b\,x^4+a\right )}^{3/4}}{{\left (d\,x^4+c\right )}^2} \,d x \]
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 \[ \int \frac {\left (a + b x^{4}\right )^{\frac {3}{4}}}{\left (c + d x^{4}\right )^{2}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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