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Posted: **Mon Jul 11, 2022 12:16 pm**

: 12 Show That Additive Group Of Real Numbers Has Infinite Index In The Additive Group Of The Complex Numbers 13 Prove 1 (16.34 KiB) Viewed 49 times

12. Show that additive group of real numbers has infinite index in the additive group of the complex numbers. 13. Prove the following theorem from lecture: Let H be a subgroup of a group G. The number of left cosets of H in G is the same as the number of right cosets of H in G.