Optimal. Leaf size=119 \[ -\frac{15 d^2 \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{b c-a d}}\right )}{4 b^{7/2}}-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{15 d^2 \sqrt{c+d x}}{4 b^3} \]
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Rubi [A] time = 0.0493503, antiderivative size = 119, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.235, Rules used = {47, 50, 63, 208} \[ -\frac{15 d^2 \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{b c-a d}}\right )}{4 b^{7/2}}-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{15 d^2 \sqrt{c+d x}}{4 b^3} \]
Antiderivative was successfully verified.
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Rule 47
Rule 50
Rule 63
Rule 208
Rubi steps
\begin{align*} \int \frac{(c+d x)^{5/2}}{(a+b x)^3} \, dx &=-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{(5 d) \int \frac{(c+d x)^{3/2}}{(a+b x)^2} \, dx}{4 b}\\ &=-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{\left (15 d^2\right ) \int \frac{\sqrt{c+d x}}{a+b x} \, dx}{8 b^2}\\ &=\frac{15 d^2 \sqrt{c+d x}}{4 b^3}-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{\left (15 d^2 (b c-a d)\right ) \int \frac{1}{(a+b x) \sqrt{c+d x}} \, dx}{8 b^3}\\ &=\frac{15 d^2 \sqrt{c+d x}}{4 b^3}-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}+\frac{(15 d (b c-a d)) \operatorname{Subst}\left (\int \frac{1}{a-\frac{b c}{d}+\frac{b x^2}{d}} \, dx,x,\sqrt{c+d x}\right )}{4 b^3}\\ &=\frac{15 d^2 \sqrt{c+d x}}{4 b^3}-\frac{5 d (c+d x)^{3/2}}{4 b^2 (a+b x)}-\frac{(c+d x)^{5/2}}{2 b (a+b x)^2}-\frac{15 d^2 \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x}}{\sqrt{b c-a d}}\right )}{4 b^{7/2}}\\ \end{align*}
Mathematica [C] time = 0.0161051, size = 52, normalized size = 0.44 \[ \frac{2 d^2 (c+d x)^{7/2} \, _2F_1\left (3,\frac{7}{2};\frac{9}{2};-\frac{b (c+d x)}{a d-b c}\right )}{7 (a d-b c)^3} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.015, size = 238, normalized size = 2. \begin{align*} 2\,{\frac{{d}^{2}\sqrt{dx+c}}{{b}^{3}}}+{\frac{9\,{d}^{3}a}{4\,{b}^{2} \left ( bdx+ad \right ) ^{2}} \left ( dx+c \right ) ^{{\frac{3}{2}}}}-{\frac{9\,{d}^{2}c}{4\,b \left ( bdx+ad \right ) ^{2}} \left ( dx+c \right ) ^{{\frac{3}{2}}}}+{\frac{7\,{d}^{4}{a}^{2}}{4\,{b}^{3} \left ( bdx+ad \right ) ^{2}}\sqrt{dx+c}}-{\frac{7\,{d}^{3}ac}{2\,{b}^{2} \left ( bdx+ad \right ) ^{2}}\sqrt{dx+c}}+{\frac{7\,{d}^{2}{c}^{2}}{4\,b \left ( bdx+ad \right ) ^{2}}\sqrt{dx+c}}-{\frac{15\,{d}^{3}a}{4\,{b}^{3}}\arctan \left ({b\sqrt{dx+c}{\frac{1}{\sqrt{ \left ( ad-bc \right ) b}}}} \right ){\frac{1}{\sqrt{ \left ( ad-bc \right ) b}}}}+{\frac{15\,{d}^{2}c}{4\,{b}^{2}}\arctan \left ({b\sqrt{dx+c}{\frac{1}{\sqrt{ \left ( ad-bc \right ) b}}}} \right ){\frac{1}{\sqrt{ \left ( ad-bc \right ) b}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.8732, size = 728, normalized size = 6.12 \begin{align*} \left [\frac{15 \,{\left (b^{2} d^{2} x^{2} + 2 \, a b d^{2} x + a^{2} d^{2}\right )} \sqrt{\frac{b c - a d}{b}} \log \left (\frac{b d x + 2 \, b c - a d - 2 \, \sqrt{d x + c} b \sqrt{\frac{b c - a d}{b}}}{b x + a}\right ) + 2 \,{\left (8 \, b^{2} d^{2} x^{2} - 2 \, b^{2} c^{2} - 5 \, a b c d + 15 \, a^{2} d^{2} -{\left (9 \, b^{2} c d - 25 \, a b d^{2}\right )} x\right )} \sqrt{d x + c}}{8 \,{\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}}, -\frac{15 \,{\left (b^{2} d^{2} x^{2} + 2 \, a b d^{2} x + a^{2} d^{2}\right )} \sqrt{-\frac{b c - a d}{b}} \arctan \left (-\frac{\sqrt{d x + c} b \sqrt{-\frac{b c - a d}{b}}}{b c - a d}\right ) -{\left (8 \, b^{2} d^{2} x^{2} - 2 \, b^{2} c^{2} - 5 \, a b c d + 15 \, a^{2} d^{2} -{\left (9 \, b^{2} c d - 25 \, a b d^{2}\right )} x\right )} \sqrt{d x + c}}{4 \,{\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.28623, size = 231, normalized size = 1.94 \begin{align*} \frac{2 \, \sqrt{d x + c} d^{2}}{b^{3}} + \frac{15 \,{\left (b c d^{2} - a d^{3}\right )} \arctan \left (\frac{\sqrt{d x + c} b}{\sqrt{-b^{2} c + a b d}}\right )}{4 \, \sqrt{-b^{2} c + a b d} b^{3}} - \frac{9 \,{\left (d x + c\right )}^{\frac{3}{2}} b^{2} c d^{2} - 7 \, \sqrt{d x + c} b^{2} c^{2} d^{2} - 9 \,{\left (d x + c\right )}^{\frac{3}{2}} a b d^{3} + 14 \, \sqrt{d x + c} a b c d^{3} - 7 \, \sqrt{d x + c} a^{2} d^{4}}{4 \,{\left ({\left (d x + c\right )} b - b c + a d\right )}^{2} b^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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