!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3х+12 - х в квадрате + х в квадрате=0
3х+12=0 (иксы сокращаются)
3х= -12
х= -12:3
х= -4
Ответ: х= -4.
<span>a₁ = 2, </span>
<span>a₆ = a₁q⁵ = −18√3, </span>
<span>q⁵ = a₆/a₂ = −9√3 = (−√3)⁵, </span>
<span>q = −√3. </span>
<span>Вставлять надо числа −2√3, 6, −6√3, 18.</span>
<span>
</span>