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# (Solved): Problem 1: Let X Be A Linear Space. Let Y CX Be A Linear Subspace. (a) Prove That The Map : X+X/Y Gi...

Problem 1: Let X be a linear space. Let Y CX be a linear subspace. (a) Prove that the map : X+X/Y given by 7(x) = (2) is a linear map. (b) Prove without using the dimension formula or rank-nullity that N = Y. (c) Prove without using the dimension formula or rank-nullity that RX = X/Y.

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