Question

Please someone work out urgent !

Answer 1

Step-by-step explanation:

Atq,

(5 -  \sqrt{6} )(5 +  \sqrt{6} ) = a - b \sqrt{6}  

{5}^{2}  -  { \sqrt{6} }^{2}  = a - b \sqrt{6}  

25 - 6 = a - b \sqrt{6}  

a = 25

b =  \sqrt{6}

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