This summer I spent with my grandmother. We had fun, and not only rested well and worked, helped my beloved grandmother. We went to the river, there were a lot of people and I met a company of boys. We still communicate despite the distance. When I arrived home to my parents, I saw that my parents decided to surprise me by putting a huge pool that was the best summer of my life
<span> О АС и ВС - диаметр????? непонятно </span>
Решение смотри в приложении
(5х+1)(3х-1)>(4х-1)(х+2)=15х2-5х+3х-1>4х2+8-х-2=15х2-2х-1<span>>4х2+х+6
</span>2х(3х-1)>4х2+5х+9=6х2-2х><span>4х2+5х+9
(5х+7)(х-2)<21х2-11х-13=5х2-10х+7х-14</span><21х2-11х-13=5х2-3х-14<<span>21х2-11х-13
(х2-4)(2х-1)</span><0=2х3-х2-8х+4<span><0
Я вот тебе конечно решила,но советую выучить эту тему,потому что если ты этого не знаешь,то дальше тебе будет очень трудно.</span>
Не пойму ни как. Как решить