" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3-2x-4x+3≤0
6-6x≤0
-6x≤-6x //:(-6)
x≥1
x∈<1,+∞)
2.3(4x+1)+16>2(3x-1)
3(4x+1)+16-2(3x-1)>0
6x+5+16>0
6x+21>0
6x>-21 //:6
x>-7/2
x∈(-7/2,+∞)
3.(x-1)/3-(2x+1)/2≤0
(2x-1)/(2*3)+(-1*3(2x+1))/(2*3)≤0
2(x-1)-1*3(2x+1)≤0
-4x-5≤0
(-4x-5)/(2*3)≤0
2*3(-4x-5)≤0
-4x-5≤0
-4x≤5 //:(-4)
x≥-5/4
x∈<-5/4,+∞)