Trig

Solve the following trig equation


2cos(x-π/6)=1

asked by Matt
  1. 2cos(x-π/6) = 1
    let y = (x-π/6)
    cos(y) = 1/2
    y = π/3, -π/3
    substituting back the value of y,
    (x - π/6) = π/3
    x = π/2

    (x - π/6) = -π/3
    x = -π/6 or 11π/12

    hope this helps~ :)

    posted by Jai

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