Groups and FieldsMediumField Extensions ShareField Extensions · Medium problemFields Q⊆E⊆K\mathbb Q\subseteq E\subseteq KQ⊆E⊆K have [K:Q]=12[K:\mathbb Q]=12[K:Q]=12 and [E:Q]=4[E:\mathbb Q]=4[E:Q]=4. What is [K:E][K:E][K:E]?Check Show answer Walk through it step by step Practice more like this Review this concept