Question: Find a basis for each space, and verify that it is a basis. (a) The subspace M = {a + bx + cx2 + dx3

Find a basis for each space, and verify that it is a basis.
(a) The subspace M = {a + bx + cx2 + dx3 | a - 2b + c - d = 0} of P3.
(b) This subspace of M2Ã—2.

w-(a b

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