Write in simplied form :
`2x - 1 /(2x )`

Write the simplest form : tan^-1( (cos x)/(1+sin x))

Write into the simplest form: cot^(-1)(sqrt(1+x^(2))+x)

Write the simplest form : tan^(-1)(1/sqrt(x^2 -1)) , |x|gt1

Write the simplest form : tan^(-1)( (sqrt(1+x)-sqrt(1-x))/(sqrt(1+x) + sqrt(1-x))); (-1)/sqrt(2) le x le 1

Write simplest form: sin^(-1)(x^(2)sqrt(1-x^(2))+x sqrt(1-x^(4)))

Write the simplest form : cos^(-1)(sqrt(((sqrt(1+x^2) +1)/(2sqrt(1+x^2))))