Ответ:(π/4+2πn;7π/4+2πn),n∈z
Объяснение:cosx<1/√2;
cosx<√2/2; π/4+2πn<x<7π/4 +2πn,n∈z
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:(π/4+2πn;7π/4+2πn),n∈z
Объяснение:cosx<1/√2;
cosx<√2/2; π/4+2πn<x<7π/4 +2πn,n∈z