Optimal. Leaf size=97 \[ \frac{2 x (a C+4 A c)}{15 a^3 c \sqrt{a+c x^2}}+\frac{x (a C+4 A c)}{15 a^2 c \left (a+c x^2\right )^{3/2}}-\frac{a B-x (A c-a C)}{5 a c \left (a+c x^2\right )^{5/2}} \]
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Rubi [A] time = 0.0573023, antiderivative size = 97, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.182, Rules used = {1814, 12, 192, 191} \[ \frac{2 x (a C+4 A c)}{15 a^3 c \sqrt{a+c x^2}}+\frac{x (a C+4 A c)}{15 a^2 c \left (a+c x^2\right )^{3/2}}-\frac{a B-x (A c-a C)}{5 a c \left (a+c x^2\right )^{5/2}} \]
Antiderivative was successfully verified.
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Rule 1814
Rule 12
Rule 192
Rule 191
Rubi steps
\begin{align*} \int \frac{A+B x+C x^2}{\left (a+c x^2\right )^{7/2}} \, dx &=-\frac{a B-(A c-a C) x}{5 a c \left (a+c x^2\right )^{5/2}}-\frac{\int \frac{-4 A-\frac{a C}{c}}{\left (a+c x^2\right )^{5/2}} \, dx}{5 a}\\ &=-\frac{a B-(A c-a C) x}{5 a c \left (a+c x^2\right )^{5/2}}+\frac{(4 A c+a C) \int \frac{1}{\left (a+c x^2\right )^{5/2}} \, dx}{5 a c}\\ &=-\frac{a B-(A c-a C) x}{5 a c \left (a+c x^2\right )^{5/2}}+\frac{(4 A c+a C) x}{15 a^2 c \left (a+c x^2\right )^{3/2}}+\frac{(2 (4 A c+a C)) \int \frac{1}{\left (a+c x^2\right )^{3/2}} \, dx}{15 a^2 c}\\ &=-\frac{a B-(A c-a C) x}{5 a c \left (a+c x^2\right )^{5/2}}+\frac{(4 A c+a C) x}{15 a^2 c \left (a+c x^2\right )^{3/2}}+\frac{2 (4 A c+a C) x}{15 a^3 c \sqrt{a+c x^2}}\\ \end{align*}
Mathematica [A] time = 0.0517778, size = 71, normalized size = 0.73 \[ \frac{5 a^2 c x \left (3 A+C x^2\right )-3 a^3 B+2 a c^2 x^3 \left (10 A+C x^2\right )+8 A c^3 x^5}{15 a^3 c \left (a+c x^2\right )^{5/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.048, size = 72, normalized size = 0.7 \begin{align*}{\frac{8\,A{c}^{3}{x}^{5}+2\,Ca{c}^{2}{x}^{5}+20\,Aa{c}^{2}{x}^{3}+5\,C{a}^{2}c{x}^{3}+15\,Ax{a}^{2}c-3\,B{a}^{3}}{15\,{a}^{3}c} \left ( c{x}^{2}+a \right ) ^{-{\frac{5}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.992292, size = 159, normalized size = 1.64 \begin{align*} \frac{8 \, A x}{15 \, \sqrt{c x^{2} + a} a^{3}} + \frac{4 \, A x}{15 \,{\left (c x^{2} + a\right )}^{\frac{3}{2}} a^{2}} + \frac{A x}{5 \,{\left (c x^{2} + a\right )}^{\frac{5}{2}} a} - \frac{C x}{5 \,{\left (c x^{2} + a\right )}^{\frac{5}{2}} c} + \frac{2 \, C x}{15 \, \sqrt{c x^{2} + a} a^{2} c} + \frac{C x}{15 \,{\left (c x^{2} + a\right )}^{\frac{3}{2}} a c} - \frac{B}{5 \,{\left (c x^{2} + a\right )}^{\frac{5}{2}} c} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.62208, size = 215, normalized size = 2.22 \begin{align*} \frac{{\left (2 \,{\left (C a c^{2} + 4 \, A c^{3}\right )} x^{5} + 15 \, A a^{2} c x - 3 \, B a^{3} + 5 \,{\left (C a^{2} c + 4 \, A a c^{2}\right )} x^{3}\right )} \sqrt{c x^{2} + a}}{15 \,{\left (a^{3} c^{4} x^{6} + 3 \, a^{4} c^{3} x^{4} + 3 \, a^{5} c^{2} x^{2} + a^{6} c\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 39.5587, size = 638, normalized size = 6.58 \begin{align*} A \left (\frac{15 a^{5} x}{15 a^{\frac{17}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{15}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{13}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{11}{2}} c^{3} x^{6} \sqrt{1 + \frac{c x^{2}}{a}}} + \frac{35 a^{4} c x^{3}}{15 a^{\frac{17}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{15}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{13}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{11}{2}} c^{3} x^{6} \sqrt{1 + \frac{c x^{2}}{a}}} + \frac{28 a^{3} c^{2} x^{5}}{15 a^{\frac{17}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{15}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{13}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{11}{2}} c^{3} x^{6} \sqrt{1 + \frac{c x^{2}}{a}}} + \frac{8 a^{2} c^{3} x^{7}}{15 a^{\frac{17}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{15}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 45 a^{\frac{13}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{11}{2}} c^{3} x^{6} \sqrt{1 + \frac{c x^{2}}{a}}}\right ) + B \left (\begin{cases} - \frac{1}{5 a^{2} c \sqrt{a + c x^{2}} + 10 a c^{2} x^{2} \sqrt{a + c x^{2}} + 5 c^{3} x^{4} \sqrt{a + c x^{2}}} & \text{for}\: c \neq 0 \\\frac{x^{2}}{2 a^{\frac{7}{2}}} & \text{otherwise} \end{cases}\right ) + C \left (\frac{5 a x^{3}}{15 a^{\frac{9}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 30 a^{\frac{7}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{5}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}}} + \frac{2 c x^{5}}{15 a^{\frac{9}{2}} \sqrt{1 + \frac{c x^{2}}{a}} + 30 a^{\frac{7}{2}} c x^{2} \sqrt{1 + \frac{c x^{2}}{a}} + 15 a^{\frac{5}{2}} c^{2} x^{4} \sqrt{1 + \frac{c x^{2}}{a}}}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.20136, size = 108, normalized size = 1.11 \begin{align*} \frac{{\left (x^{2}{\left (\frac{2 \,{\left (C a c^{3} + 4 \, A c^{4}\right )} x^{2}}{a^{3} c^{2}} + \frac{5 \,{\left (C a^{2} c^{2} + 4 \, A a c^{3}\right )}}{a^{3} c^{2}}\right )} + \frac{15 \, A}{a}\right )} x - \frac{3 \, B}{c}}{15 \,{\left (c x^{2} + a\right )}^{\frac{5}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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