Question

If a = √2 + 1, find the value of (a − 1 by a ) ^2

Answer 1

HEY MATE HERE IS YOUR ANSWER

SEE THE ATTACHMENT ABOVE

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Answer 2

Answer:

Hi Bro

Step-by-step explanation:

a-1/a²,a=√2+1

=√2+1-1/(√2+1)²=√2/2+1=√2/3

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