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True or false {3} A and AT have the same number of pivots. (b) A and AT have the same left nullspace. (c) If the

True or false {3} A and AT have the same number of pivots. (b) A and AT have the same left nullspace. (c) If the row space equals the column space then AT = A. (d) If AT = -A then the row space of A equals the column space

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