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Let A=[{:(2,-1),(4,2):}]B=[{:(4,3),(-2,1):}]andC=[{:(-2,-3),(-1,2):]] Find the following (1) 2B+3C,(2)A+(B+C),(3)(2A-3B)-Cand4)(B+C)-2A. |
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Answer» (2) `[{:(4,-1),(1,5):}]` (3) `[{:(-6,-8),(15,-1):}]` (4)`[{:(-2,2),(-11,-1):}]` |
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