(2-3х)(х+2)>0 помогите матан

Question

(2-3х)(х+2)>0 помогите матан

Answer 1

(2-3x)(x+2)>0

{2-3x>0
{x+2>0

{2-3x<0<br>{x+2<0<br>
{x<2/3<br>{x>-2

{x>2/3
{x<-2<br>
x∈ (-2, 2/3)

Answer 2

(2-3х)(х+2)>0 
(3x-2)(x+2)<0<br>3(x-2/3)(x+2)<0<br>
++++(-2)-----(2/3)+++++

ответ x∈(-2;2/3)