Optimal. Leaf size=238 \[ -\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {a \left (13+2 a^2\right ) b^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^3 x}-\frac {\left (1+4 a^2\right ) b^4 \text {ArcTan}\left (\frac {\sqrt {1-a} \sqrt {1+a+b x}}{\sqrt {1+a} \sqrt {-1+a+b x}}\right )}{4 \left (1-a^2\right )^{7/2}} \]
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Rubi [A]
time = 0.15, antiderivative size = 238, normalized size of antiderivative = 1.00, number of steps
used = 10, number of rules used = 7, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.583, Rules used = {6020, 14, 99,
156, 12, 95, 211} \begin {gather*} -\frac {\left (4 a^2+1\right ) b^4 \text {ArcTan}\left (\frac {\sqrt {1-a} \sqrt {a+b x+1}}{\sqrt {a+1} \sqrt {a+b x-1}}\right )}{4 \left (1-a^2\right )^{7/2}}+\frac {a \left (2 a^2+13\right ) b^3 \sqrt {a+b x-1} \sqrt {a+b x+1}}{24 \left (1-a^2\right )^3 x}+\frac {\left (2 a^2+3\right ) b^2 \sqrt {a+b x-1} \sqrt {a+b x+1}}{24 \left (1-a^2\right )^2 x^2}+\frac {a b \sqrt {a+b x-1} \sqrt {a+b x+1}}{12 \left (1-a^2\right ) x^3}-\frac {\sqrt {a+b x-1} \sqrt {a+b x+1}}{4 x^4}-\frac {a}{4 x^4}-\frac {b}{3 x^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 14
Rule 95
Rule 99
Rule 156
Rule 211
Rule 6020
Rubi steps
\begin {align*} \int \frac {e^{\cosh ^{-1}(a+b x)}}{x^5} \, dx &=\int \frac {a+b x+\sqrt {-1+a+b x} \sqrt {1+a+b x}}{x^5} \, dx\\ &=\int \left (\frac {a}{x^5}+\frac {b}{x^4}+\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{x^5}\right ) \, dx\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}+\int \frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{x^5} \, dx\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {1}{4} \int \frac {a b+b^2 x}{x^4 \sqrt {-1+a+b x} \sqrt {1+a+b x}} \, dx\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\int \frac {\left (3+2 a^2\right ) b^2+2 a b^3 x}{x^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}} \, dx}{12 \left (1-a^2\right )}\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {\int \frac {a \left (13+2 a^2\right ) b^3+\left (3+2 a^2\right ) b^4 x}{x^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}} \, dx}{24 \left (1-a^2\right )^2}\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {a \left (13+2 a^2\right ) b^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^3 x}+\frac {\int \frac {3 \left (1+4 a^2\right ) b^4}{x \sqrt {-1+a+b x} \sqrt {1+a+b x}} \, dx}{24 \left (1-a^2\right )^3}\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {a \left (13+2 a^2\right ) b^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^3 x}+\frac {\left (\left (1+4 a^2\right ) b^4\right ) \int \frac {1}{x \sqrt {-1+a+b x} \sqrt {1+a+b x}} \, dx}{8 \left (1-a^2\right )^3}\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {a \left (13+2 a^2\right ) b^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^3 x}+\frac {\left (\left (1+4 a^2\right ) b^4\right ) \text {Subst}\left (\int \frac {1}{-1-a-(1-a) x^2} \, dx,x,\frac {\sqrt {1+a+b x}}{\sqrt {-1+a+b x}}\right )}{4 \left (1-a^2\right )^3}\\ &=-\frac {a}{4 x^4}-\frac {b}{3 x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x}}{4 x^4}+\frac {a b \sqrt {-1+a+b x} \sqrt {1+a+b x}}{12 \left (1-a^2\right ) x^3}+\frac {\left (3+2 a^2\right ) b^2 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^2 x^2}+\frac {a \left (13+2 a^2\right ) b^3 \sqrt {-1+a+b x} \sqrt {1+a+b x}}{24 \left (1-a^2\right )^3 x}-\frac {\left (1+4 a^2\right ) b^4 \tan ^{-1}\left (\frac {\sqrt {1-a} \sqrt {1+a+b x}}{\sqrt {1+a} \sqrt {-1+a+b x}}\right )}{4 \left (1-a^2\right )^{7/2}}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 0.32, size = 198, normalized size = 0.83 \begin {gather*} \frac {1}{24} \left (-\frac {6 a}{x^4}-\frac {8 b}{x^3}-\frac {\sqrt {-1+a+b x} \sqrt {1+a+b x} \left (6+\frac {2 a b x}{-1+a^2}-\frac {\left (3+2 a^2\right ) b^2 x^2}{\left (-1+a^2\right )^2}+\frac {a \left (13+2 a^2\right ) b^3 x^3}{\left (-1+a^2\right )^3}\right )}{x^4}-\frac {3 i \left (1+4 a^2\right ) b^4 \log \left (\frac {16 i \left (1-a^2\right )^{5/2} \left (-1+a^2+a b x-i \sqrt {1-a^2} \sqrt {-1+a+b x} \sqrt {1+a+b x}\right )}{b^4 \left (x+4 a^2 x\right )}\right )}{\left (1-a^2\right )^{7/2}}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(602\) vs.
\(2(198)=396\).
time = 0.06, size = 603, normalized size = 2.53
method | result | size |
default | \(\frac {\sqrt {b x +a -1}\, \sqrt {b x +a +1}\, \left (12 \sqrt {a^{2}-1}\, \ln \left (\frac {2 a^{2}-2+2 a b x +2 \sqrt {a^{2}-1}\, \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}}{x}\right ) a^{2} b^{4} x^{4}-2 a^{5} b^{3} x^{3} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}+2 a^{6} b^{2} x^{2} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}+3 \sqrt {a^{2}-1}\, \ln \left (\frac {2 a^{2}-2+2 a b x +2 \sqrt {a^{2}-1}\, \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}}{x}\right ) b^{4} x^{4}-2 a^{7} b x \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}-11 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, a^{3} b^{3} x^{3}-6 a^{8} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}-a^{4} b^{2} x^{2} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}+6 a^{5} b x \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}+13 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, a \,b^{3} x^{3}+24 a^{6} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}-4 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, a^{2} b^{2} x^{2}-6 a^{3} b x \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}-36 a^{4} \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}+3 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, b^{2} x^{2}+2 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, a b x +24 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, a^{2}-6 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\right )}{24 \sqrt {b^{2} x^{2}+2 a b x +a^{2}-1}\, \left (a^{2}-1\right )^{4} x^{4}}-\frac {b}{3 x^{3}}-\frac {a}{4 x^{4}}\) | \(603\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: ValueError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.44, size = 569, normalized size = 2.39 \begin {gather*} \left [\frac {3 \, {\left (4 \, a^{2} + 1\right )} \sqrt {a^{2} - 1} b^{4} x^{4} \log \left (\frac {a^{2} b x + a^{3} + {\left (a^{2} + \sqrt {a^{2} - 1} a - 1\right )} \sqrt {b x + a + 1} \sqrt {b x + a - 1} + {\left (a b x + a^{2} - 1\right )} \sqrt {a^{2} - 1} - a}{x}\right ) - 6 \, a^{9} - {\left (2 \, a^{5} + 11 \, a^{3} - 13 \, a\right )} b^{4} x^{4} + 24 \, a^{7} - 36 \, a^{5} + 24 \, a^{3} - 8 \, {\left (a^{8} - 4 \, a^{6} + 6 \, a^{4} - 4 \, a^{2} + 1\right )} b x - {\left (6 \, a^{8} + {\left (2 \, a^{5} + 11 \, a^{3} - 13 \, a\right )} b^{3} x^{3} - 24 \, a^{6} - {\left (2 \, a^{6} - a^{4} - 4 \, a^{2} + 3\right )} b^{2} x^{2} + 36 \, a^{4} + 2 \, {\left (a^{7} - 3 \, a^{5} + 3 \, a^{3} - a\right )} b x - 24 \, a^{2} + 6\right )} \sqrt {b x + a + 1} \sqrt {b x + a - 1} - 6 \, a}{24 \, {\left (a^{8} - 4 \, a^{6} + 6 \, a^{4} - 4 \, a^{2} + 1\right )} x^{4}}, -\frac {6 \, {\left (4 \, a^{2} + 1\right )} \sqrt {-a^{2} + 1} b^{4} x^{4} \arctan \left (-\frac {\sqrt {-a^{2} + 1} b x - \sqrt {-a^{2} + 1} \sqrt {b x + a + 1} \sqrt {b x + a - 1}}{a^{2} - 1}\right ) + 6 \, a^{9} + {\left (2 \, a^{5} + 11 \, a^{3} - 13 \, a\right )} b^{4} x^{4} - 24 \, a^{7} + 36 \, a^{5} - 24 \, a^{3} + 8 \, {\left (a^{8} - 4 \, a^{6} + 6 \, a^{4} - 4 \, a^{2} + 1\right )} b x + {\left (6 \, a^{8} + {\left (2 \, a^{5} + 11 \, a^{3} - 13 \, a\right )} b^{3} x^{3} - 24 \, a^{6} - {\left (2 \, a^{6} - a^{4} - 4 \, a^{2} + 3\right )} b^{2} x^{2} + 36 \, a^{4} + 2 \, {\left (a^{7} - 3 \, a^{5} + 3 \, a^{3} - a\right )} b x - 24 \, a^{2} + 6\right )} \sqrt {b x + a + 1} \sqrt {b x + a - 1} + 6 \, a}{24 \, {\left (a^{8} - 4 \, a^{6} + 6 \, a^{4} - 4 \, a^{2} + 1\right )} x^{4}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 817 vs.
\(2 (192) = 384\).
time = 0.57, size = 817, normalized size = 3.43 \begin {gather*} \frac {\frac {3 \, {\left (4 \, a^{2} b^{5} + b^{5}\right )} \arctan \left (\frac {{\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{2} - 2 \, a}{2 \, \sqrt {-a^{2} + 1}}\right )}{{\left (a^{6} - 3 \, a^{4} + 3 \, a^{2} - 1\right )} \sqrt {-a^{2} + 1}} + \frac {2 \, {\left (128 \, a^{6} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{10} + 12 \, a^{2} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{14} - 128 \, a^{7} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{8} - 168 \, a^{3} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{12} + 448 \, a^{4} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{10} + 3 \, b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{14} - 1216 \, a^{5} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{8} - 42 \, a b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{12} + 512 \, a^{6} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{6} + 768 \, a^{2} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{10} - 2544 \, a^{3} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{8} + 5632 \, a^{4} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{6} - 84 \, b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{10} - 1536 \, a^{5} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{4} - 312 \, a b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{8} + 1920 \, a^{2} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{6} - 7552 \, a^{3} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{4} + 1024 \, a^{4} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{2} + 336 \, b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{6} - 992 \, a b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{4} + 5888 \, a^{2} b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{2} - 256 \, a^{3} b^{5} - 192 \, b^{5} {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{2} - 1664 \, a b^{5}\right )}}{{\left (a^{6} - 3 \, a^{4} + 3 \, a^{2} - 1\right )} {\left ({\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{4} - 4 \, a {\left (\sqrt {b x + a + 1} - \sqrt {b x + a - 1}\right )}^{2} + 4\right )}^{4}} - \frac {4 \, {\left (b x + a + 1\right )} b^{5} - a b^{5} - 4 \, b^{5}}{b^{4} x^{4}}}{12 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 28.03, size = 2500, normalized size = 10.50 \begin {gather*} \text {Too large to display} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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