Question: Prove that the set A = { a0 + alx + a2x2 + a3x3 | 2a0 + a2 = 0, al + 4a3 =

Prove that the set A = { a0 + alx + a2x2 

Prove that the set A = { a0 + alx + a2x2 + a3x3 | 2a0 + a2 = 0, al + 4a3 = 0, a0, al, a2, a3, eR } %3D is a subspace of P3.

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