Question: Let E1, ..., E4 be fields such that [E4 : E3] = 3, [E3 : E2] = 4, and [E2 : E1] = 2. Find

Let E1, ..., E4 be fields such that [E4 : E3] = 3, [E3 : E2] = 4, and [E2 : E1] = 2. Find the degree of E4 over E1. Justify your result

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