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sqrt(-8x-x^2)

Integral of sqrt(-8x-x^2) dx

Limits of integration:

from to
v

The graph:

from to

Piecewise:

The solution

You have entered [src]
  0                  
  /                  
 |                   
 |     ___________   
 |    /         2    
 |  \/  -8*x - x   dx
 |                   
/                    
-8                   
$$\int\limits_{-8}^{0} \sqrt{- x^{2} - 8 x}\, dx$$
Detail solution

    SqrtQuadraticRule(a=0, b=-8, c=-1, context=sqrt(-x**2 - 8*x), symbol=x)

  1. Now simplify:

  2. Add the constant of integration:


The answer is:

The answer (Indefinite) [src]
  /                                                               
 |                                                                
 |    ___________                             ____________        
 |   /         2                 /    x\     /    2        /    x\
 | \/  -8*x - x   dx = C + 8*asin|1 + -| + \/  - x  - 8*x *|2 + -|
 |                               \    4/                   \    2/
/                                                                 
$${{x\,\sqrt{-x^2-8\,x}}\over{2}}+2\,\sqrt{-x^2-8\,x}-8\,\arcsin \left({{-2\,x-8}\over{8}}\right)$$
The graph
The answer [src]
8*pi
$$8\,\pi$$
=
=
8*pi
$$8 \pi$$
Numerical answer [src]
25.1327412287183
25.1327412287183
The graph
Integral of sqrt(-8x-x^2) dx

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