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Integral of sqrt(625-(x+4)^2)-15 dx

Limits of integration:

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The graph:

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Piecewise:

The solution

You have entered [src]
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  |  \\/  625 - (x + 4)   - 15/ dx
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$$\int\limits_{0}^{\frac{4679}{500}} \left(\sqrt{625 - \left(x + 4\right)^{2}} - 15\right)\, dx$$
Integral(sqrt(625 - (x + 4)^2) - 15, (x, 0, 4679/500))
Detail solution
  1. Integrate term-by-term:

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

      But the integral is

    1. The integral of a constant is the constant times the variable of integration:

    The result is:

  2. Now simplify:

  3. Add the constant of integration:


The answer is:

The answer (Indefinite) [src]
                                              //             /4    x \                                                                      \
                                              ||  625*I*acosh|-- + --|                  3                                     |       2|    |
                                              ||             \25   25/         I*(4 + x)              625*I*(4 + x)           |(4 + x) |    |
  /                                           ||- -------------------- + ---------------------- - ----------------------  for ---------- > 1|
 |                                            ||           2                  _________________        _________________         625        |
 | /   ________________     \                 ||                             /               2        /               2                     |
 | |  /              2      |                 ||                         2*\/  -625 + (4 + x)     2*\/  -625 + (4 + x)                      |
 | \\/  625 - (x + 4)   - 15/ dx = C - 15*x + |<                                                                                            |
 |                                            ||           /4    x \                                                                        |
/                                             ||   625*asin|-- + --|                 3                                                      |
                                              ||           \25   25/          (4 + x)               625*(4 + x)                             |
                                              ||   ----------------- - --------------------- + ---------------------          otherwise     |
                                              ||           2                ________________        ________________                        |
                                              ||                           /              2        /              2                         |
                                              \\                       2*\/  625 - (4 + x)     2*\/  625 - (4 + x)                          /
$$\int \left(\sqrt{625 - \left(x + 4\right)^{2}} - 15\right)\, dx = C - 15 x + \begin{cases} \frac{i \left(x + 4\right)^{3}}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{625 i \left(x + 4\right)}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{625 i \operatorname{acosh}{\left(\frac{x}{25} + \frac{4}{25} \right)}}{2} & \text{for}\: \frac{\left|{\left(x + 4\right)^{2}}\right|}{625} > 1 \\\frac{625 \operatorname{asin}{\left(\frac{x}{25} + \frac{4}{25} \right)}}{2} - \frac{\left(x + 4\right)^{3}}{2 \sqrt{625 - \left(x + 4\right)^{2}}} + \frac{625 \left(x + 4\right)}{2 \sqrt{625 - \left(x + 4\right)^{2}}} & \text{otherwise} \end{cases}$$
The graph
The answer [src]
           4679                                                                                                                                                    
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           500                                                                                                                                                     
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            |  /                                                                      2                  3                                                 2       
            |  |          625*I                      25*I                  3*I*(4 + x)          I*(4 + x) *(-4 - x)     625*I*(-4 - x)*(4 + x)      (4 + x)        
            |  |- ---------------------- - ------------------------ + ---------------------- + ---------------------- - ----------------------  for -------- > 1   
            |  |       _________________          _________________        _________________                      3/2                      3/2        625          
            |  |      /               2          /               2        /               2      /              2\        /              2\                        
            |  |  2*\/  -625 + (4 + x)          /       /4    x \     2*\/  -625 + (4 + x)     2*\-625 + (4 + x) /      2*\-625 + (4 + x) /                        
            |  |                           2*  /   -1 + |-- + --|                                                                                                  
  14037     |  |                             \/         \25   25/                                                                                                  
- ----- +   |  <                                                                                                                                                 dx
   100      |  |                                                                    2                      4                         2                             
            |  |              25                      625                  3*(4 + x)                (4 + x)               625*(4 + x)                              
            |  |   ----------------------- + --------------------- - --------------------- - --------------------- + ---------------------         otherwise       
            |  |          ________________        ________________        ________________                     3/2                     3/2                         
            |  |         /              2        /              2        /              2      /             2\        /             2\                            
            |  |        /      /4    x \     2*\/  625 - (4 + x)     2*\/  625 - (4 + x)     2*\625 - (4 + x) /      2*\625 - (4 + x) /                            
            |  |   2*  /   1 - |-- + --|                                                                                                                           
            |  \     \/        \25   25/                                                                                                                           
            |                                                                                                                                                      
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$$- \frac{14037}{100} + \int\limits_{0}^{\frac{4679}{500}} \begin{cases} \frac{i \left(- x - 4\right) \left(x + 4\right)^{3}}{2 \left(\left(x + 4\right)^{2} - 625\right)^{\frac{3}{2}}} - \frac{625 i \left(- x - 4\right) \left(x + 4\right)}{2 \left(\left(x + 4\right)^{2} - 625\right)^{\frac{3}{2}}} + \frac{3 i \left(x + 4\right)^{2}}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{625 i}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{25 i}{2 \sqrt{\left(\frac{x}{25} + \frac{4}{25}\right)^{2} - 1}} & \text{for}\: \frac{\left(x + 4\right)^{2}}{625} > 1 \\- \frac{3 \left(x + 4\right)^{2}}{2 \sqrt{625 - \left(x + 4\right)^{2}}} + \frac{625}{2 \sqrt{625 - \left(x + 4\right)^{2}}} - \frac{\left(x + 4\right)^{4}}{2 \left(625 - \left(x + 4\right)^{2}\right)^{\frac{3}{2}}} + \frac{625 \left(x + 4\right)^{2}}{2 \left(625 - \left(x + 4\right)^{2}\right)^{\frac{3}{2}}} + \frac{25}{2 \sqrt{1 - \left(\frac{x}{25} + \frac{4}{25}\right)^{2}}} & \text{otherwise} \end{cases}\, dx$$
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           4679                                                                                                                                                    
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           500                                                                                                                                                     
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            |  /                                                                      2                  3                                                 2       
            |  |          625*I                      25*I                  3*I*(4 + x)          I*(4 + x) *(-4 - x)     625*I*(-4 - x)*(4 + x)      (4 + x)        
            |  |- ---------------------- - ------------------------ + ---------------------- + ---------------------- - ----------------------  for -------- > 1   
            |  |       _________________          _________________        _________________                      3/2                      3/2        625          
            |  |      /               2          /               2        /               2      /              2\        /              2\                        
            |  |  2*\/  -625 + (4 + x)          /       /4    x \     2*\/  -625 + (4 + x)     2*\-625 + (4 + x) /      2*\-625 + (4 + x) /                        
            |  |                           2*  /   -1 + |-- + --|                                                                                                  
  14037     |  |                             \/         \25   25/                                                                                                  
- ----- +   |  <                                                                                                                                                 dx
   100      |  |                                                                    2                      4                         2                             
            |  |              25                      625                  3*(4 + x)                (4 + x)               625*(4 + x)                              
            |  |   ----------------------- + --------------------- - --------------------- - --------------------- + ---------------------         otherwise       
            |  |          ________________        ________________        ________________                     3/2                     3/2                         
            |  |         /              2        /              2        /              2      /             2\        /             2\                            
            |  |        /      /4    x \     2*\/  625 - (4 + x)     2*\/  625 - (4 + x)     2*\625 - (4 + x) /      2*\625 - (4 + x) /                            
            |  |   2*  /   1 - |-- + --|                                                                                                                           
            |  \     \/        \25   25/                                                                                                                           
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$$- \frac{14037}{100} + \int\limits_{0}^{\frac{4679}{500}} \begin{cases} \frac{i \left(- x - 4\right) \left(x + 4\right)^{3}}{2 \left(\left(x + 4\right)^{2} - 625\right)^{\frac{3}{2}}} - \frac{625 i \left(- x - 4\right) \left(x + 4\right)}{2 \left(\left(x + 4\right)^{2} - 625\right)^{\frac{3}{2}}} + \frac{3 i \left(x + 4\right)^{2}}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{625 i}{2 \sqrt{\left(x + 4\right)^{2} - 625}} - \frac{25 i}{2 \sqrt{\left(\frac{x}{25} + \frac{4}{25}\right)^{2} - 1}} & \text{for}\: \frac{\left(x + 4\right)^{2}}{625} > 1 \\- \frac{3 \left(x + 4\right)^{2}}{2 \sqrt{625 - \left(x + 4\right)^{2}}} + \frac{625}{2 \sqrt{625 - \left(x + 4\right)^{2}}} - \frac{\left(x + 4\right)^{4}}{2 \left(625 - \left(x + 4\right)^{2}\right)^{\frac{3}{2}}} + \frac{625 \left(x + 4\right)^{2}}{2 \left(625 - \left(x + 4\right)^{2}\right)^{\frac{3}{2}}} + \frac{25}{2 \sqrt{1 - \left(\frac{x}{25} + \frac{4}{25}\right)^{2}}} & \text{otherwise} \end{cases}\, dx$$
-14037/100 + Integral(Piecewise((-625*i/(2*sqrt(-625 + (4 + x)^2)) - 25*i/(2*sqrt(-1 + (4/25 + x/25)^2)) + 3*i*(4 + x)^2/(2*sqrt(-625 + (4 + x)^2)) + i*(4 + x)^3*(-4 - x)/(2*(-625 + (4 + x)^2)^(3/2)) - 625*i*(-4 - x)*(4 + x)/(2*(-625 + (4 + x)^2)^(3/2)), (4 + x)^2/625 > 1), (25/(2*sqrt(1 - (4/25 + x/25)^2)) + 625/(2*sqrt(625 - (4 + x)^2)) - 3*(4 + x)^2/(2*sqrt(625 - (4 + x)^2)) - (4 + x)^4/(2*(625 - (4 + x)^2)^(3/2)) + 625*(4 + x)^2/(2*(625 - (4 + x)^2)^(3/2)), True)), (x, 0, 4679/500))
Numerical answer [src]
77.35654109651
77.35654109651

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