You should do this by hand showing each step your nal

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Unformatted text preview: . You should do this by hand, showing each step. Your final answer should be the matrix in reduced row echelon form. 0 (a) 1 1 1 (b) −1 0 1 3 1 −3 −3 4 2 7 3 2 2 −2 −1 0 −3 −4 1 9 0 −1 0 2 10 7. (10 points) A stock and bond market speculator invested $10,000 in the market, and she invested three times as much in stocks as in bonds. How much did she invest in stocks, and how much did she invest in bonds? 8. (10 points) A local politician is holding a fundraiser dinner. He hopes to raise $130,000. Tickets can be purchased at the prices of $100, $50...
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