a=1-√2
find(a+1/a)²
STEP BY STEP METHOD REQUIRED.
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Answered by
1
Step-by-step explanation:
a=1-√2
1/a= 1/1-√2=1+√2/1-2=(-1-√2)
(a+1/a)²
=(1-√2-√2-1)²
=(-2√2)²
=8
Answered by
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