Find ii
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Step-by-step explanation:
a= 3+2√2
1/a = 1/(3+2√2)
= 3-2√2
a+1/a = 3+2√2+3-2√2
= 6
now
A2+1/A2 = (a+1/a)2 -2
= 6^2 - 2
= 36-2
= 34
again
A3+1/A3 = (a+1/a)3 - 3(a+1/a)
= 6^3 - 3*6
= 216-18
= 198
Answered by
2
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I hope this helps you out.
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