Let L be a linear transformation on R2 such that L([1,1]) = ([-2,1]) and L([-1,1]) = [7,-1]. then what's the vector L([7,-1])   sorry to but the numbers in the brackets are in columns, I don't know how to write it thats why.

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A: topic - vectors

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A: This question is related to vectors, we will solve it using given information

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