18. Qo'sh tengsizlik ko'rinishida yozing: $$ a=-1,8 \pm 0,2 $$. $$ \begin{array}{ll} ext { A) }-2

Question

18. Qo'sh tengsizlik ko'rinishida yozing: $$ a=-1,8 \pm 0,2 $$. $$ \begin{array}{ll}	ext { A) }-2

Mcguire Murphy · Accepted Answer

Правильный ответ: **C) $$-2 \leq a \leq -1,6$$**.

18. Qo'sh tengsizlik ko'rinishida yozing: \( a=-1,8 \pm 0,2 \). \( \begin{array}{ll}\text { A) }-2<a<-1,6 ; & \text { C) }-2 \leq a \leq-1,6 \\ \text { B) }-1,6 \leq a \leq-2 ; & \text { D) }-2 \leq a \leq-1,82\end{array} \)