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M.S JUNIOR COLLEGE HYDERABADWEEKLY EXAMSINTERMEDIATE FIRST YEAR - MATHEMATICS - IATime : 1 1/2 HoursDate : 08/12/2020Max.Marks : 301. Long Answer Type Questions4X7-28 MarAnswer any Four of the Following1. Solve the following linear equations by Cramer's Methodx+y+z= 9, 2x + 5y + 7z = 52, 2x + y - z=0.2. Solve the following linear equations by Matrix inversion Method2x - y + 3z = 9.x+y+z= 6.x - y + z = 2lab3. IfA=is a non-singular matrix, then prove that​

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Can you imagine a world without merchants, where we are left to our own devices to ACQUIRE goods and services without middlemen? Sounds LIKE a harsh place to be. The SALE and trade of goods defines much of the DEVELOPMENT and history of the world.

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