Three forces act on the bracket. Determine the magnitude and direction θ of F1 so that the

Question:

Three forces act on the bracket. Determine the magnitude and direction θ of F1 so that the resultant force is directed along the positive x' axis and has a magnitude of FR. Units Used: kN = 103 N
Given:

FR = 1kN
F2 = 450 N
F3 = 200 N
α = 45 deg
β = 30 deg