Simplify: `cos^(-1)((sinx+cosx)/(sqrt(2))),\ \ pi/4

Simplify: cos^(-1) ((sinx+cosx)/(sqrt(2))) , π/4 < x < (5π)/4

Simplify : sin^(-1)((sinx+cosx)/(sqrt(2))),(-pi)/(4)ltxlt(pi)/(4)

Simplify each of the following: sin^(-1)((sinx+cosx)/(sqrt(2))),\ pi/4

simplify cos^(-1) ((sinx+cosx)/sqrt2) , pi/4 < x < (5pi )/4

simplify cos^(-1) ((sinx+cosx)/sqrt2) , pi/4 < x < (5pi )/4

Simplify: sin^(-1)((sinx+cosx)/(sqrt(2))) where - π/4 < x < π/4

Simplify each of the following: sin^(-1)((sinx+cosx)/(sqrt(2))),\ pi/4 < x < (5pi)/4 (ii) cos^(-1)((sinx+cosx)/(sqrt(2))), (5pi)/4 < x < (9pi)/4

The derivative of cos^(-1)((sinx+cosx)/(sqrt(2))),-(pi)/(4)ltxlt(pi)/(4) , w.r.t.x is

cos^(-1)((sinx+cosx)/(sqrt(2))),-(pi)/(4) ltx lt(pi)/(4)