Integrand size = 25, antiderivative size = 112 \[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=-\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {10 a^2 \left (1+x^2\right )^{3/4} \operatorname {EllipticF}\left (\frac {\arctan (x)}{2},2\right )}{3 (a-i a x)^{3/4} (a+i a x)^{3/4}} \]
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Time = 0.02 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.160, Rules used = {52, 42, 239, 237} \[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\frac {10 a^2 \left (x^2+1\right )^{3/4} \operatorname {EllipticF}\left (\frac {\arctan (x)}{2},2\right )}{3 (a-i a x)^{3/4} (a+i a x)^{3/4}}-\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a} \]
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Rule 42
Rule 52
Rule 237
Rule 239
Rubi steps \begin{align*} \text {integral}& = -\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {1}{3} (5 a) \int \frac {\sqrt [4]{a-i a x}}{(a+i a x)^{3/4}} \, dx \\ & = -\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {1}{3} \left (5 a^2\right ) \int \frac {1}{(a-i a x)^{3/4} (a+i a x)^{3/4}} \, dx \\ & = -\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {\left (5 a^2 \left (a^2+a^2 x^2\right )^{3/4}\right ) \int \frac {1}{\left (a^2+a^2 x^2\right )^{3/4}} \, dx}{3 (a-i a x)^{3/4} (a+i a x)^{3/4}} \\ & = -\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {\left (5 a^2 \left (1+x^2\right )^{3/4}\right ) \int \frac {1}{\left (1+x^2\right )^{3/4}} \, dx}{3 (a-i a x)^{3/4} (a+i a x)^{3/4}} \\ & = -\frac {10}{3} i \sqrt [4]{a-i a x} \sqrt [4]{a+i a x}-\frac {2 i (a-i a x)^{5/4} \sqrt [4]{a+i a x}}{3 a}+\frac {10 a^2 \left (1+x^2\right )^{3/4} F\left (\left .\frac {1}{2} \tan ^{-1}(x)\right |2\right )}{3 (a-i a x)^{3/4} (a+i a x)^{3/4}} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 4 in optimal.
Time = 0.02 (sec) , antiderivative size = 70, normalized size of antiderivative = 0.62 \[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\frac {2 i \sqrt [4]{2} (1+i x)^{3/4} (a-i a x)^{9/4} \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {9}{4},\frac {13}{4},\frac {1}{2}-\frac {i x}{2}\right )}{9 a (a+i a x)^{3/4}} \]
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\[\int \frac {\left (-i a x +a \right )^{\frac {5}{4}}}{\left (i a x +a \right )^{\frac {3}{4}}}d x\]
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\[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\int { \frac {{\left (-i \, a x + a\right )}^{\frac {5}{4}}}{{\left (i \, a x + a\right )}^{\frac {3}{4}}} \,d x } \]
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\[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\int \frac {\left (- i a \left (x + i\right )\right )^{\frac {5}{4}}}{\left (i a \left (x - i\right )\right )^{\frac {3}{4}}}\, dx \]
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\[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\int { \frac {{\left (-i \, a x + a\right )}^{\frac {5}{4}}}{{\left (i \, a x + a\right )}^{\frac {3}{4}}} \,d x } \]
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Exception generated. \[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\text {Exception raised: RuntimeError} \]
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Timed out. \[ \int \frac {(a-i a x)^{5/4}}{(a+i a x)^{3/4}} \, dx=\int \frac {{\left (a-a\,x\,1{}\mathrm {i}\right )}^{5/4}}{{\left (a+a\,x\,1{}\mathrm {i}\right )}^{3/4}} \,d x \]
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