Which of the following is a subspace of R2 with the standard aperations A. W- 0x); x are real numbers) B. W-lIk4: x are real numbers C.W-x,1/x; x are real numbers] D. W-lxx); x, and x, are real numbers )

Q: (a) {(a, b, c) ER³ | 2a = 3c}. (b) {(a, b, c) ER3 | a = 0, b = 3c}. (c) {(a+b, ab, 2a + b) | a, b R}…

A: (a), (b) , (c), (d)  are subspaces .

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