" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
cos(x-π/3) ≤ -√3/2
cos(x+5/3π) ≤ -√3/2
cos(x+3/2π+π/6)≤ -√3/2
sin(x+π/6)≤ -√3/2
m.z. x+π/6=-π/3 v x+π/6=4/3 π
x=-π/3-π/6+2π=1,5π v x=7π/6
x∈<7π/6, 3π/2>