Question

giúp e với ạ e cần gấp

Answer 1

a: 4x>=3x-1

=>4x-3x>=-1

=>x>=-1

b: =>11x+2>4(9x+1)-3(8x+1)

=>11x+2>36x+4-24x-3

=>11x+2>12x+1

=>-x+1>0

=>-x>-1

hay x<1

c: \(\Leftrightarrow\left(x-1\right)\left(x^2+3x+1\right)-\left(x-1\right)\left(x^2+3x+2\right)>=0\)

=>(x-1)<=0

=>x<=1