Show the function f: ℂ*→ℝ(positive) given by f(a+bi)=(aČ+bČ)^(1/2) is a group homomorphism.

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- November 21st 2009, 09:52 PMapple2009group homomorphism
Show the function f: ℂ*→ℝ(positive) given by f(a+bi)=(aČ+bČ)^(1/2) is a group homomorphism.

- November 21st 2009, 10:13 PMChris L T521
- November 22nd 2009, 02:18 AMtonio