Question

If a = 1+√2 and b = 1-√2 then the value of a square + b square is ..
Options :
1. 6
2. 4√2
3. 2√2
4. 3
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Answer 1

Answer:

3 is the right answer.

Step-by-step explanation:

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Answer 2

answer:

opt 1

Step-by-step explanation:

if there is any mistake,forgive but i think ans is opt 1