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Solving integrals/ cos(x)^0.5

Integral of cos(x)^0.5 dx

Limits of integration:

from to
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The graph:

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Piecewise:

The solution

You have entered [src] 
   2             
 pi              
  /              
 |               
 |    ________   
 |  \/ cos(x)  dx
 |               
/                
0
$$\int\limits_{0}^{\pi^{2}} \sqrt{\cos{\left(x \right)}}\, dx$$ 
Integral(sqrt(cos(x)), (x, 0, pi^2))
The answer [src] 
   2             
 pi              
  /              
 |               
 |    ________   
 |  \/ cos(x)  dx
 |               
/                
0
$$\int\limits_{0}^{\pi^{2}} \sqrt{\cos{\left(x \right)}}\, dx$$ 
=
= 
   2             
 pi              
  /              
 |               
 |    ________   
 |  \/ cos(x)  dx
 |               
/                
0
$$\int\limits_{0}^{\pi^{2}} \sqrt{\cos{\left(x \right)}}\, dx$$ 
Integral(sqrt(cos(x)), (x, 0, pi^2))
Numerical answer [src] 
(3.5878570988185 + 4.03667308236923j)
(3.5878570988185 + 4.03667308236923j)

    Use the examples entering the upper and lower limits of integration.

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