Integrand size = 19, antiderivative size = 57 \[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\frac {x \left (c+d x^4\right )^q \left (1+\frac {d x^4}{c}\right )^{-q} \operatorname {AppellF1}\left (\frac {1}{4},2,-q,\frac {5}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )}{a^2} \]
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Time = 0.02 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.105, Rules used = {441, 440} \[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\frac {x \left (c+d x^4\right )^q \left (\frac {d x^4}{c}+1\right )^{-q} \operatorname {AppellF1}\left (\frac {1}{4},2,-q,\frac {5}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )}{a^2} \]
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Rule 440
Rule 441
Rubi steps \begin{align*} \text {integral}& = \left (\left (c+d x^4\right )^q \left (1+\frac {d x^4}{c}\right )^{-q}\right ) \int \frac {\left (1+\frac {d x^4}{c}\right )^q}{\left (a+b x^4\right )^2} \, dx \\ & = \frac {x \left (c+d x^4\right )^q \left (1+\frac {d x^4}{c}\right )^{-q} F_1\left (\frac {1}{4};2,-q;\frac {5}{4};-\frac {b x^4}{a},-\frac {d x^4}{c}\right )}{a^2} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(162\) vs. \(2(57)=114\).
Time = 0.51 (sec) , antiderivative size = 162, normalized size of antiderivative = 2.84 \[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\frac {5 a c x \left (c+d x^4\right )^q \operatorname {AppellF1}\left (\frac {1}{4},2,-q,\frac {5}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )}{\left (a+b x^4\right )^2 \left (5 a c \operatorname {AppellF1}\left (\frac {1}{4},2,-q,\frac {5}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )+4 x^4 \left (a d q \operatorname {AppellF1}\left (\frac {5}{4},2,1-q,\frac {9}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )-2 b c \operatorname {AppellF1}\left (\frac {5}{4},3,-q,\frac {9}{4},-\frac {b x^4}{a},-\frac {d x^4}{c}\right )\right )\right )} \]
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\[\int \frac {\left (d \,x^{4}+c \right )^{q}}{\left (b \,x^{4}+a \right )^{2}}d x\]
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\[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\int { \frac {{\left (d x^{4} + c\right )}^{q}}{{\left (b x^{4} + a\right )}^{2}} \,d x } \]
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Timed out. \[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\text {Timed out} \]
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\[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\int { \frac {{\left (d x^{4} + c\right )}^{q}}{{\left (b x^{4} + a\right )}^{2}} \,d x } \]
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\[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\int { \frac {{\left (d x^{4} + c\right )}^{q}}{{\left (b x^{4} + a\right )}^{2}} \,d x } \]
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Timed out. \[ \int \frac {\left (c+d x^4\right )^q}{\left (a+b x^4\right )^2} \, dx=\int \frac {{\left (d\,x^4+c\right )}^q}{{\left (b\,x^4+a\right )}^2} \,d x \]
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