Question

if x= 2root 2 then find the value of (x+1/x)⁴​

Answer 1

Answer:

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Answer 2

given

x=2√2

so we can write

1/x=1/2√2

Now

➡x+1/x=2√2+1/2√2

➡x+1/x=9/2√2

➡(x+1/x)⁴=(9/2√2)⁴

➡(x+1/x)⁴=6561/64