Respuesta:
[(2x+1)(x-2)-(x+2)(x-1)]/(x+2)(x-2)≤0
[2x²-3x-2+x²+x+2]/x²-4≤0
(3x²-2x)/x²-4≤0
3x²-2x=0
3x²=2x
3.x.x=2.x
3x=2
x=2/3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
[(2x+1)(x-2)-(x+2)(x-1)]/(x+2)(x-2)≤0
[2x²-3x-2+x²+x+2]/x²-4≤0
(3x²-2x)/x²-4≤0
3x²-2x=0
3x²=2x
3.x.x=2.x
3x=2
x=2/3