Optimal. Leaf size=477 \[ -\frac{\cos (c+d x) \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}{3 d}+\frac{2 \sqrt{b} \cos (c+d x) \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}{3 d \sqrt{a+b} \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )}+\frac{(a+b)^{3/4} \left (\sqrt{b}-\sqrt{a+b}\right ) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right ) \sqrt{\frac{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}{(a+b) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )^2}} F\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (\frac{\sqrt{b}}{\sqrt{a+b}}+1\right )\right )}{3 \sqrt [4]{b} d \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}-\frac{2 \sqrt [4]{b} (a+b)^{3/4} \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right ) \sqrt{\frac{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}{(a+b) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )^2}} E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (\frac{\sqrt{b}}{\sqrt{a+b}}+1\right )\right )}{3 d \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.388257, antiderivative size = 477, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 23, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.217, Rules used = {3215, 1091, 1197, 1103, 1195} \[ -\frac{\cos (c+d x) \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}{3 d}+\frac{2 \sqrt{b} \cos (c+d x) \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}{3 d \sqrt{a+b} \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )}+\frac{(a+b)^{3/4} \left (\sqrt{b}-\sqrt{a+b}\right ) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right ) \sqrt{\frac{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}{(a+b) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )^2}} F\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (\frac{\sqrt{b}}{\sqrt{a+b}}+1\right )\right )}{3 \sqrt [4]{b} d \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}}-\frac{2 \sqrt [4]{b} (a+b)^{3/4} \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right ) \sqrt{\frac{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}{(a+b) \left (\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}+1\right )^2}} E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (\frac{\sqrt{b}}{\sqrt{a+b}}+1\right )\right )}{3 d \sqrt{a+b \cos ^4(c+d x)-2 b \cos ^2(c+d x)+b}} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 3215
Rule 1091
Rule 1197
Rule 1103
Rule 1195
Rubi steps
\begin{align*} \int \sin (c+d x) \sqrt{a+b \sin ^4(c+d x)} \, dx &=-\frac{\operatorname{Subst}\left (\int \sqrt{a+b-2 b x^2+b x^4} \, dx,x,\cos (c+d x)\right )}{d}\\ &=-\frac{\cos (c+d x) \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}{3 d}-\frac{\operatorname{Subst}\left (\int \frac{2 (a+b)-2 b x^2}{\sqrt{a+b-2 b x^2+b x^4}} \, dx,x,\cos (c+d x)\right )}{3 d}\\ &=-\frac{\cos (c+d x) \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}{3 d}-\frac{\left (2 \sqrt{b} \sqrt{a+b}\right ) \operatorname{Subst}\left (\int \frac{1-\frac{\sqrt{b} x^2}{\sqrt{a+b}}}{\sqrt{a+b-2 b x^2+b x^4}} \, dx,x,\cos (c+d x)\right )}{3 d}-\frac{\left (\sqrt{a+b} \left (-2 b+2 \sqrt{b} \sqrt{a+b}\right )\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{a+b-2 b x^2+b x^4}} \, dx,x,\cos (c+d x)\right )}{3 \sqrt{b} d}\\ &=-\frac{\cos (c+d x) \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}{3 d}+\frac{2 \sqrt{b} \cos (c+d x) \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}{3 \sqrt{a+b} d \left (1+\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}\right )}-\frac{2 \sqrt [4]{b} (a+b)^{3/4} \left (1+\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}\right ) \sqrt{\frac{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}{(a+b) \left (1+\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}\right )^2}} E\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (1+\frac{\sqrt{b}}{\sqrt{a+b}}\right )\right )}{3 d \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}+\frac{(a+b)^{3/4} \left (\sqrt{b}-\sqrt{a+b}\right ) \left (1+\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}\right ) \sqrt{\frac{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}{(a+b) \left (1+\frac{\sqrt{b} \cos ^2(c+d x)}{\sqrt{a+b}}\right )^2}} F\left (2 \tan ^{-1}\left (\frac{\sqrt [4]{b} \cos (c+d x)}{\sqrt [4]{a+b}}\right )|\frac{1}{2} \left (1+\frac{\sqrt{b}}{\sqrt{a+b}}\right )\right )}{3 \sqrt [4]{b} d \sqrt{a+b-2 b \cos ^2(c+d x)+b \cos ^4(c+d x)}}\\ \end{align*}
Mathematica [C] time = 31.5928, size = 47242, normalized size = 99.04 \[ \text{Result too large to show} \]
Warning: Unable to verify antiderivative.
[In]
[Out]
________________________________________________________________________________________
Maple [C] time = 0.686, size = 439, normalized size = 0.9 \begin{align*} -{\frac{1}{4\,d} \left ({\frac{4\,\cos \left ( dx+c \right ) }{3}\sqrt{a+b-2\,b \left ( \cos \left ( dx+c \right ) \right ) ^{2}+b \left ( \cos \left ( dx+c \right ) \right ) ^{4}}}+4\,{\frac{2/3\,a+2/3\,b}{\sqrt{a+b-2\,b \left ( \cos \left ( dx+c \right ) \right ) ^{2}+b \left ( \cos \left ( dx+c \right ) \right ) ^{4}}}\sqrt{1-{\frac{ \left ( i\sqrt{a}\sqrt{b}+b \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{2}}{a+b}}}\sqrt{1+{\frac{ \left ( i\sqrt{a}\sqrt{b}-b \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{2}}{a+b}}}{\it EllipticF} \left ( \cos \left ( dx+c \right ) \sqrt{{\frac{i\sqrt{a}\sqrt{b}+b}{a+b}}},\sqrt{-1-2\,{\frac{i\sqrt{a}\sqrt{b}-b}{a+b}}} \right ){\frac{1}{\sqrt{{\frac{i\sqrt{a}\sqrt{b}+b}{a+b}}}}}}+{\frac{16\, \left ( a+b \right ) b}{3}\sqrt{1-{\frac{ \left ( \cos \left ( dx+c \right ) \right ) ^{2}}{a+b} \left ( i\sqrt{a}\sqrt{b}+b \right ) }}\sqrt{1+{\frac{ \left ( \cos \left ( dx+c \right ) \right ) ^{2}}{a+b} \left ( i\sqrt{a}\sqrt{b}-b \right ) }} \left ({\it EllipticF} \left ( \cos \left ( dx+c \right ) \sqrt{{\frac{1}{a+b} \left ( i\sqrt{a}\sqrt{b}+b \right ) }},\sqrt{-1-2\,{\frac{i\sqrt{a}\sqrt{b}-b}{a+b}}} \right ) -{\it EllipticE} \left ( \cos \left ( dx+c \right ) \sqrt{{\frac{1}{a+b} \left ( i\sqrt{a}\sqrt{b}+b \right ) }},\sqrt{-1-2\,{\frac{i\sqrt{a}\sqrt{b}-b}{a+b}}} \right ) \right ){\frac{1}{\sqrt{{\frac{1}{a+b} \left ( i\sqrt{a}\sqrt{b}+b \right ) }}}}{\frac{1}{\sqrt{a+b-2\,b \left ( \cos \left ( dx+c \right ) \right ) ^{2}+b \left ( \cos \left ( dx+c \right ) \right ) ^{4}}}} \left ( -2\,b+2\,i\sqrt{a}\sqrt{b} \right ) ^{-1}} \right ) } \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 \sqrt{b \sin \left (d x + c\right )^{4} + a} \sin \left (d x + c\right )\,{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 (\sqrt{b \cos \left (d x + c\right )^{4} - 2 \, b \cos \left (d x + c\right )^{2} + a + b} \sin \left (d x + c\right ), x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
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.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{b \sin \left (d x + c\right )^{4} + a} \sin \left (d x + c\right )\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]