<span><span>7lo<span>g9</span>(<span>x2</span>−x−6)≤8+lo<span>g9</span><span><span>(x+2<span>)7</span></span><span>x−3</span></span></span><span>7lo<span>g9</span>(x−3)(x+2)≤8+lo<span>g9</span><span><span>(x+2<span>)7</span></span><span>x−3</span></span></span><span>lo<span>g9</span>((x−3)(x+2)<span>)7</span>≤8+lo<span>g9</span><span><span>(x+2<span>)7</span></span><span>x−3</span></span></span><span>lo<span>g9</span><span><span>(x−3<span>)7</span>∗(x+2<span>)7</span>∗(x−3)</span><span>(x+2<span>)7</span></span></span>≤8</span><span>lo<span>g9</span>(x−3<span>)8</span>≤8</span><span>8lo<span>g9</span>(x−3)≤8</span><span>lo<span>g9</span>(x−3)≤1</span><span>x−3≤9</span><span>x≤<span>12</span></span></span>
7•24+3+351:60=176часов 85 мин
Расстояние между этими точками (3;6)
А что значит АВ=? Что нужно найти?