whitegirlkodakk6256 whitegirlkodakk6256 24-05-2023 Mathematics contestada Determine if the given subset U= { mx-mx-1 € P2 m ER} is a subspace of P2 or not. b) [7 pts) If we change the interval of m as meR from part (a), then is it a subspace of P2 ?