Question: The function f(x) = 2x-2 +63 can be written as wr for r ER. What is w? For a certain pair of matrices A,

The function f(x) = 2x-2 +63 can be written as wr for

The function f(x) = 2x-2 +63 can be written as wr for r ER. What is w? For a certain pair of matrices A, B, the product AB has dimension 10 x 20. If A has 30 columns, what are the dimensions of A and B?

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