Assume that alpha:S-T, and beta: T-U, gamma: T-U. prove each of the following statements(Headbang)

A) If alpha and beta are invertible, then beta of alpha is invertible.

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- September 4th 2008, 01:53 PMmandy123prove
Assume that alpha:S-T, and beta: T-U, gamma: T-U. prove each of the following statements(Headbang)

A) If alpha and beta are invertible, then beta of alpha is invertible. - September 4th 2008, 02:14 PMThePerfectHacker