Question: I need help with these two problems please, and please provide a detailed explanation that is legible as well. 12. Suppose that k is a

I need help with these two problems please, and please provide a detailed explanation that is legible as well.

12. Suppose that k is a divisor of n. Prove that Z /(k) ~ Z.70. If H is a normal subgroup of G and IHI = 2, prove that H is con- tained in the center of G

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