Optimal. Leaf size=106 \[ -\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}}+\frac {16 x}{35 d^7 \sqrt {d^2-e^2 x^2}}+\frac {8 x}{35 d^5 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {6 x}{35 d^3 \left (d^2-e^2 x^2\right )^{5/2}} \]
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Rubi [A] time = 0.03, antiderivative size = 106, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {659, 192, 191} \[ \frac {16 x}{35 d^7 \sqrt {d^2-e^2 x^2}}+\frac {8 x}{35 d^5 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {6 x}{35 d^3 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}} \]
Antiderivative was successfully verified.
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Rule 191
Rule 192
Rule 659
Rubi steps
\begin {align*} \int \frac {1}{(d+e x) \left (d^2-e^2 x^2\right )^{7/2}} \, dx &=-\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}}+\frac {6 \int \frac {1}{\left (d^2-e^2 x^2\right )^{7/2}} \, dx}{7 d}\\ &=\frac {6 x}{35 d^3 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}}+\frac {24 \int \frac {1}{\left (d^2-e^2 x^2\right )^{5/2}} \, dx}{35 d^3}\\ &=\frac {6 x}{35 d^3 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}}+\frac {8 x}{35 d^5 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {16 \int \frac {1}{\left (d^2-e^2 x^2\right )^{3/2}} \, dx}{35 d^5}\\ &=\frac {6 x}{35 d^3 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {1}{7 d e (d+e x) \left (d^2-e^2 x^2\right )^{5/2}}+\frac {8 x}{35 d^5 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {16 x}{35 d^7 \sqrt {d^2-e^2 x^2}}\\ \end {align*}
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Mathematica [A] time = 0.08, size = 104, normalized size = 0.98 \[ \frac {\sqrt {d^2-e^2 x^2} \left (-5 d^6+30 d^5 e x+30 d^4 e^2 x^2-40 d^3 e^3 x^3-40 d^2 e^4 x^4+16 d e^5 x^5+16 e^6 x^6\right )}{35 d^7 e (d-e x)^3 (d+e x)^4} \]
Antiderivative was successfully verified.
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fricas [B] time = 1.17, size = 236, normalized size = 2.23 \[ -\frac {5 \, e^{7} x^{7} + 5 \, d e^{6} x^{6} - 15 \, d^{2} e^{5} x^{5} - 15 \, d^{3} e^{4} x^{4} + 15 \, d^{4} e^{3} x^{3} + 15 \, d^{5} e^{2} x^{2} - 5 \, d^{6} e x - 5 \, d^{7} + {\left (16 \, e^{6} x^{6} + 16 \, d e^{5} x^{5} - 40 \, d^{2} e^{4} x^{4} - 40 \, d^{3} e^{3} x^{3} + 30 \, d^{4} e^{2} x^{2} + 30 \, d^{5} e x - 5 \, d^{6}\right )} \sqrt {-e^{2} x^{2} + d^{2}}}{35 \, {\left (d^{7} e^{8} x^{7} + d^{8} e^{7} x^{6} - 3 \, d^{9} e^{6} x^{5} - 3 \, d^{10} e^{5} x^{4} + 3 \, d^{11} e^{4} x^{3} + 3 \, d^{12} e^{3} x^{2} - d^{13} e^{2} x - d^{14} e\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: TypeError} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 92, normalized size = 0.87 \[ -\frac {\left (-e x +d \right ) \left (-16 e^{6} x^{6}-16 e^{5} x^{5} d +40 e^{4} x^{4} d^{2}+40 e^{3} x^{3} d^{3}-30 e^{2} x^{2} d^{4}-30 x \,d^{5} e +5 d^{6}\right )}{35 \left (-e^{2} x^{2}+d^{2}\right )^{\frac {7}{2}} d^{7} e} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.43, size = 105, normalized size = 0.99 \[ -\frac {1}{7 \, {\left ({\left (-e^{2} x^{2} + d^{2}\right )}^{\frac {5}{2}} d e^{2} x + {\left (-e^{2} x^{2} + d^{2}\right )}^{\frac {5}{2}} d^{2} e\right )}} + \frac {6 \, x}{35 \, {\left (-e^{2} x^{2} + d^{2}\right )}^{\frac {5}{2}} d^{3}} + \frac {8 \, x}{35 \, {\left (-e^{2} x^{2} + d^{2}\right )}^{\frac {3}{2}} d^{5}} + \frac {16 \, x}{35 \, \sqrt {-e^{2} x^{2} + d^{2}} d^{7}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.63, size = 155, normalized size = 1.46 \[ \frac {\sqrt {d^2-e^2\,x^2}\,\left (\frac {17\,x}{70\,d^3}-\frac {1}{7\,d^2\,e}\right )}{{\left (d+e\,x\right )}^3\,{\left (d-e\,x\right )}^3}+\frac {\sqrt {d^2-e^2\,x^2}\,\left (\frac {8\,x}{35\,d^5}+\frac {1}{56\,d^4\,e}\right )}{{\left (d+e\,x\right )}^2\,{\left (d-e\,x\right )}^2}-\frac {\sqrt {d^2-e^2\,x^2}}{56\,d^4\,e\,{\left (d+e\,x\right )}^4}+\frac {16\,x\,\sqrt {d^2-e^2\,x^2}}{35\,d^7\,\left (d+e\,x\right )\,\left (d-e\,x\right )} \]
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 \[ \int \frac {1}{\left (- \left (- d + e x\right ) \left (d + e x\right )\right )^{\frac {7}{2}} \left (d + e x\right )}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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