IF θ = arctan x, then (a) tanθ = x and -π/2 < θ < π/2

Last updated: 8/4/2022

IF θ = arctan x, then (a) tanθ = x and -π/2 < θ < π/2 (b)tanθ = x and 0 < θ ≤ 2 π (c)tanθ = x and -π/2 ≤ θ < π/2 (d)) tanθ = x and θ ≠ (2k+1) π/2,k:integer