Question

If a = √3+1/ √3-1 ,b = 1/a then find a2 -b2 +2ab

Answer 1

Given,.
a = √3+1/ √3-1.
a= 2 + √3
b= 1/a
= √3-1 / √3+1
b= √3 - 2
Now,.

a² -b² +2ab.
= (a-b)(a+b) + 2ab.
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Answer 2

Answer:

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