Q. 255.0( 4 Votes )

If =<img wi A. x = 13, y = -7

B. x = -13, y = 7

C. x = -13, y = -7

D. x = 13, y = 7

Answer :

5 - √3/ 2+√3 = x + y√3


= ( 5-√3) / (2+ √3) × (2 -√3) / (2 -√3)


= (10 – 5√3 – 2√3 +3)/ (4-3)


= 10 – 7√3 +3


= 13 – 7√3 = x + y√3


So , x= 13 , y = -7

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