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If A=[{:(-2,3),(1,2):}] and B=[{:(-1,0),...

If `A=[{:(-2,3),(1,2):}] and B=[{:(-1,0),(1,2):}]`, then find `(A+2B)'`.

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The correct Answer is:
`[{:(-1,3),(3,6):}]`
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