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Solving integrals/ arctan√4x-1dx

Integral of arctan√4x-1dx dx

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The solution

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 |  \atan\\/ 4*x / - 1/ dx
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$$\int\limits_{0}^{0} \left(\operatorname{atan}{\left(\sqrt{4 x} \right)} - 1\right)\, dx$$ 
Integral(atan(sqrt(4*x)) - 1, (x, 0, 0))
The answer (Indefinite) [src] 
  /                                                                        
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 | /    /  _____\    \              \/ x    atan\2*\/ x /         /  _____\
 | \atan\\/ 4*x / - 1/ dx = C - x - ----- + ------------- + x*atan\\/ 4*x /
 |                                    2           4                        
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$$\int \left(\operatorname{atan}{\left(\sqrt{4 x} \right)} - 1\right)\, dx = C - \frac{\sqrt{x}}{2} + x \operatorname{atan}{\left(\sqrt{4 x} \right)} - x + \frac{\operatorname{atan}{\left(2 \sqrt{x} \right)}}{4}$$
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The graph
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The answer [src] 
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Numerical answer [src] 
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    Use the examples entering the upper and lower limits of integration.

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