Express cot 0 (e in quadrant III ) in terms of cos 0. cos e V1+cos²e cos e V1-cos²e cos e /1-cos²e /1-cos²e Cos e

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A: Here given equations are 3x - 2y + 5z = 215x + 4y = 37x - 2y - 5z = 5 

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Q: 5. Solve the following system of linear equa 2x + y + 4 =

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Q: 1. Let M,(R) be the vector space of n x n matrices with real entries and let {A € M3(R) | Aª = -A}. ...

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