Question:`x + 1/x = 3` হলে নিচের কোনটি সঠিক? 

A `x^2 + x + 3 = 0` 
B `x^2 - 3x + 1 = 0` 
C `x^2 + 3x - 1 = 0` 
D `x^2 + 3x = 9 = 0` 

+ Answer
B 

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Irin Moni

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