Solve Trigonometric Equations cc
Find all values of x in the interval 0 ≤ x ≤ 360° such that sin x = 1/2
30°, 150°
Find all values of x in the interval 0 ≤ x ≤ 360° such that tan x = − 3
120°, 300°
Find all values of x in the interval 0 ≤ x ≤ 360° such that tan x = −1
135°, 315°
Find all values of x in the interval 0 ≤ x ≤ 360° such that sin x = -(√3)/2
240°, 300°
Solve cos x = −1 in the interval 0 ≤ x ≤ 2π giving your answers in terms of π.
π
Solve cos x = 1/2 in the interval 0 ≤ x ≤ 2π giving your answers in terms of π.
π/3, 5π/3
Solve cos θ = 0 in the interval −180° ≤ θ ≤ 180°.
−90°, 90°
Find all values of x in the interval 0 ≤ x ≤ 360° such that sin x = −1
270°
Solve 1 − tan^2θ° = 0 in the interval 0 ≤ θ ≤ 360.
45°, 135°, 225°, 315°
Solve sin x = - 1/(√2) in the interval 0 ≤ x ≤ 2π
5π/4 , 7π/4
Solve √3tanx + 1 = 0 in the interval 0 ≤ x ≤ 2π
5π/6, 11π/6
Solve √2cosx + 1 = 0 in the interval 0 ≤ x ≤ 2π
3π/4, 5π/4