Question

PL answer the question
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Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation:

(2+√3/2-√3)(2+√3 / 2+√3)= a+b√3

(2+√3)²/(2²- √3²)= a+b√3

(4+3+4√3)/(4-3) = a+b√3

7+4√3 = a+b√3

on comparing

a = 7 , b= 4