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प्रश्न
Find x and y if `x + y = [(7,0),(2,5)] , x - y[(3,0),(0,3)]`
बेरीज
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उत्तर
`x + y = [(7,0),(2,5)]` ...(i)
`x - y = [(3,0),(0,3)]` ...(ii)
Adding (i) and (ii)
`2x = [(10,0),(2,8)]`
`therefore x = [(5,0),(1,4)]`
Subtracting (ii) from (i)
`2y = [(4,0),(2,2)]`
`therefore y = [(2,0),(1,1)]`
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