Determine whether the following sets form subspaces of R3: (a) {(x1, x2, x3)T
Chapter 3, Problem 2(choose chapter or problem)
Determine whether the following sets form subspaces of R3: (a) {(x1, x2, x3)T | x1 + x3 = 1} (b) {(x1, x2, x3)T | x1 = x2 = x3} (c) {(x1, x2, x3)T | x3 = x1 + x2} (d) {(x1, x2, x3)T | x3 = x1 or x3 = x2}
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