Optimal. Leaf size=74 \[ -\frac{6}{175} \text{EllipticF}\left (\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right ),-2\right )+\frac{\sqrt{-x^4+x^2+2} x}{14 \left (5 x^2+7\right )}+\frac{1}{70} E\left (\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )+\frac{99 \Pi \left (-\frac{10}{7};\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )}{2450} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.0795178, antiderivative size = 74, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 7, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.292, Rules used = {1226, 1180, 524, 424, 419, 1212, 537} \[ \frac{\sqrt{-x^4+x^2+2} x}{14 \left (5 x^2+7\right )}-\frac{6}{175} F\left (\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )+\frac{1}{70} E\left (\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )+\frac{99 \Pi \left (-\frac{10}{7};\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )}{2450} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 1226
Rule 1180
Rule 524
Rule 424
Rule 419
Rule 1212
Rule 537
Rubi steps
\begin{align*} \int \frac{\sqrt{2+x^2-x^4}}{\left (7+5 x^2\right )^2} \, dx &=\frac{x \sqrt{2+x^2-x^4}}{14 \left (7+5 x^2\right )}-\frac{1}{350} \int \frac{7-5 x^2}{\sqrt{2+x^2-x^4}} \, dx+\frac{99}{350} \int \frac{1}{\left (7+5 x^2\right ) \sqrt{2+x^2-x^4}} \, dx\\ &=\frac{x \sqrt{2+x^2-x^4}}{14 \left (7+5 x^2\right )}-\frac{1}{175} \int \frac{7-5 x^2}{\sqrt{4-2 x^2} \sqrt{2+2 x^2}} \, dx+\frac{99}{175} \int \frac{1}{\sqrt{4-2 x^2} \sqrt{2+2 x^2} \left (7+5 x^2\right )} \, dx\\ &=\frac{x \sqrt{2+x^2-x^4}}{14 \left (7+5 x^2\right )}+\frac{99 \Pi \left (-\frac{10}{7};\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )}{2450}+\frac{1}{70} \int \frac{\sqrt{2+2 x^2}}{\sqrt{4-2 x^2}} \, dx-\frac{12}{175} \int \frac{1}{\sqrt{4-2 x^2} \sqrt{2+2 x^2}} \, dx\\ &=\frac{x \sqrt{2+x^2-x^4}}{14 \left (7+5 x^2\right )}+\frac{1}{70} E\left (\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )-\frac{6}{175} F\left (\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )+\frac{99 \Pi \left (-\frac{10}{7};\left .\sin ^{-1}\left (\frac{x}{\sqrt{2}}\right )\right |-2\right )}{2450}\\ \end{align*}
Mathematica [C] time = 0.276638, size = 196, normalized size = 2.65 \[ \frac{-21 i \sqrt{2} \left (5 x^2+7\right ) \sqrt{-x^4+x^2+2} \text{EllipticF}\left (i \sinh ^{-1}(x),-\frac{1}{2}\right )-350 x^5+350 x^3+70 i \sqrt{2} \left (5 x^2+7\right ) \sqrt{-x^4+x^2+2} E\left (i \sinh ^{-1}(x)|-\frac{1}{2}\right )-495 i \sqrt{2} \sqrt{-x^4+x^2+2} x^2 \Pi \left (\frac{5}{7};i \sinh ^{-1}(x)|-\frac{1}{2}\right )-693 i \sqrt{2} \sqrt{-x^4+x^2+2} \Pi \left (\frac{5}{7};i \sinh ^{-1}(x)|-\frac{1}{2}\right )+700 x}{4900 \left (5 x^2+7\right ) \sqrt{-x^4+x^2+2}} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [B] time = 0.02, size = 165, normalized size = 2.2 \begin{align*}{\frac{x}{70\,{x}^{2}+98}\sqrt{-{x}^{4}+{x}^{2}+2}}-{\frac{3\,\sqrt{2}}{175}\sqrt{-2\,{x}^{2}+4}\sqrt{{x}^{2}+1}{\it EllipticF} \left ({\frac{x\sqrt{2}}{2}},i\sqrt{2} \right ){\frac{1}{\sqrt{-{x}^{4}+{x}^{2}+2}}}}+{\frac{\sqrt{2}}{140}\sqrt{-2\,{x}^{2}+4}\sqrt{{x}^{2}+1}{\it EllipticE} \left ({\frac{x\sqrt{2}}{2}},i\sqrt{2} \right ){\frac{1}{\sqrt{-{x}^{4}+{x}^{2}+2}}}}+{\frac{99\,\sqrt{2}}{2450}\sqrt{1-{\frac{{x}^{2}}{2}}}\sqrt{{x}^{2}+1}{\it EllipticPi} \left ({\frac{x\sqrt{2}}{2}},-{\frac{10}{7}},i\sqrt{2} \right ){\frac{1}{\sqrt{-{x}^{4}+{x}^{2}+2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{-x^{4} + x^{2} + 2}}{{\left (5 \, x^{2} + 7\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\sqrt{-x^{4} + x^{2} + 2}}{25 \, x^{4} + 70 \, x^{2} + 49}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{- \left (x^{2} - 2\right ) \left (x^{2} + 1\right )}}{\left (5 x^{2} + 7\right )^{2}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\sqrt{-x^{4} + x^{2} + 2}}{{\left (5 \, x^{2} + 7\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]