If y = (1- sin2x/1 + sin 2x)^1/2 show that dy/dx + sec^2(π/4 – x) = 0

[Dhanalakshmi]

if y = (1- sin2x/1 + sin 2x)^1/2 show that dy/dx + sec²(π/4 – x) = 0 do not go shortcut

[Dhanalakshmi]