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Solving integrals/ 3/cos^2x

Integral of 3/cos^2x dx

Limits of integration:

from to
v

The graph:

from to

Piecewise:

The solution

You have entered [src] 
  0           
  /           
 |            
 |     3      
 |  ------- dx
 |     2      
 |  cos (x)   
 |            
/             
pi
$$\int\limits_{\pi}^{0} \frac{3}{\cos^{2}{\left(x \right)}}\, dx$$ 
Integral(3/cos(x)^2, (x, pi, 0))
Detail solution

  1. The integral of a constant times a function is the constant times the integral of the function:

    1. Don't know the steps in finding this integral.

      But the integral is

    So, the result is:

  2. Now simplify:

  3. Add the constant of integration:

The answer is:

The answer (Indefinite) [src] 
  /                         
 |                          
 |    3             3*sin(x)
 | ------- dx = C + --------
 |    2              cos(x) 
 | cos (x)                  
 |                          
/
$$\int \frac{3}{\cos^{2}{\left(x \right)}}\, dx = C + \frac{3 \sin{\left(x \right)}}{\cos{\left(x \right)}}$$
Simplify
The graph
Plot the graph f(x)
The answer [src] 
-oo
$$-\infty$$ 
=
= 
-oo
$$-\infty$$ 
-oo
Numerical answer [src] 
-3.08474538155669e+31
-3.08474538155669e+31

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

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