If x sin (90° - 0) cot (90° - θ) = cos (90° - θ), then x =

Question

Philoid · Accepted Answer

Given,

x sin(90-θ) cot(90 – θ) = cos(90 – θ)

x cos θ.tan θ = sin θ

x cos θ . sin θ/cos θ = sin θ

x cos θ . sin θ = sin θ . cos θ

x = (sin θ . cos θ) – (sin θ . cos θ)

x = 1