( \frac { 2 x } { 1 + x ^ { 2 } } ) \text { with respect to } \cos ^ { - 1 } ( \frac { 1 - x ^ { 2 } } { 1 + x ^ { 2 } } )
Evaluate
\frac{2iheo\arccos(\frac{1-x^{2}}{x^{2}+1})wxt^{2}\left(Re(c)Re(p)Re(s)Re(t)+Im(c)Im(p)Im(s)Im(t)-Re(c)Re(p)Im(s)Im(t)-Re(c)Re(s)Im(p)Im(t)-Re(c)Re(t)Im(p)Im(s)-Re(p)Re(s)Im(c)Im(t)-Re(p)Re(t)Im(c)Im(s)-Re(s)Re(t)Im(c)Im(p)\right)}{x^{2}+1}
Factor
\frac{2iheowxt^{2}\left(-Im(s)\left(Re(p)\left(Re(c)Im(t)+Re(t)Im(c)\right)+Im(p)\left(Re(c)Re(t)-Im(c)Im(t)\right)\right)+Re(s)\left(-Im(p)\left(Re(c)Im(t)+Re(t)Im(c)\right)+Re(p)\left(Re(c)Re(t)-Im(c)Im(t)\right)\right)\right)\arccos(\frac{1-x^{2}}{\left(x-i\right)\left(x+i\right)})}{\left(x-i\right)\left(x+i\right)}
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