Integrand size = 21, antiderivative size = 15 \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=-\frac {1}{3} \arcsin \left (\frac {1}{2} \cos (7+3 x)\right ) \]
[Out]
Time = 0.02 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.095, Rules used = {3265, 222} \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=-\frac {1}{3} \arcsin \left (\frac {1}{2} \cos (3 x+7)\right ) \]
[In]
[Out]
Rule 222
Rule 3265
Rubi steps \begin{align*} \text {integral}& = -\left (\frac {1}{3} \text {Subst}\left (\int \frac {1}{\sqrt {4-x^2}} \, dx,x,\cos (7+3 x)\right )\right ) \\ & = -\frac {1}{3} \arcsin \left (\frac {1}{2} \cos (7+3 x)\right ) \\ \end{align*}
Result contains complex when optimal does not.
Time = 0.15 (sec) , antiderivative size = 39, normalized size of antiderivative = 2.60 \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=\frac {1}{3} i \log \left (i \sqrt {2} \cos (7+3 x)+\sqrt {7-\cos (2 (7+3 x))}\right ) \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. \(56\) vs. \(2(11)=22\).
Time = 0.70 (sec) , antiderivative size = 57, normalized size of antiderivative = 3.80
method | result | size |
default | \(-\frac {\sqrt {\left (3+\sin ^{2}\left (7+3 x \right )\right ) \left (\cos ^{2}\left (7+3 x \right )\right )}\, \arcsin \left (-1+\frac {\left (\cos ^{2}\left (7+3 x \right )\right )}{2}\right )}{6 \cos \left (7+3 x \right ) \sqrt {3+\sin ^{2}\left (7+3 x \right )}}\) | \(57\) |
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 94 vs. \(2 (11) = 22\).
Time = 0.29 (sec) , antiderivative size = 94, normalized size of antiderivative = 6.27 \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=\frac {1}{6} \, \arctan \left (-\frac {4 \, \cos \left (3 \, x + 7\right ) \sin \left (3 \, x + 7\right ) - {\left (\cos \left (3 \, x + 7\right )^{3} - 2 \, \cos \left (3 \, x + 7\right )\right )} \sqrt {-\cos \left (3 \, x + 7\right )^{2} + 4}}{\cos \left (3 \, x + 7\right )^{4} - 8 \, \cos \left (3 \, x + 7\right )^{2} + 4}\right ) - \frac {1}{6} \, \arctan \left (\frac {\sin \left (3 \, x + 7\right )}{\cos \left (3 \, x + 7\right )}\right ) \]
[In]
[Out]
\[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=\int \frac {\sin {\left (3 x + 7 \right )}}{\sqrt {\sin ^{2}{\left (3 x + 7 \right )} + 3}}\, dx \]
[In]
[Out]
none
Time = 0.41 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.73 \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=-\frac {1}{3} \, \arcsin \left (\frac {1}{2} \, \cos \left (3 \, x + 7\right )\right ) \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 48 vs. \(2 (11) = 22\).
Time = 0.53 (sec) , antiderivative size = 48, normalized size of antiderivative = 3.20 \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=\frac {2}{3} \, \arctan \left (-\frac {1}{2} \, \sqrt {3} \tan \left (\frac {3}{2} \, x + \frac {7}{2}\right )^{2} - \frac {1}{2} \, \sqrt {3} + \frac {1}{2} \, \sqrt {3 \, \tan \left (\frac {3}{2} \, x + \frac {7}{2}\right )^{4} + 10 \, \tan \left (\frac {3}{2} \, x + \frac {7}{2}\right )^{2} + 3}\right ) \]
[In]
[Out]
Timed out. \[ \int \frac {\sin (7+3 x)}{\sqrt {3+\sin ^2(7+3 x)}} \, dx=\int \frac {\sin \left (3\,x+7\right )}{\sqrt {{\sin \left (3\,x+7\right )}^2+3}} \,d x \]
[In]
[Out]