Question

if x=3+2√2, find the value of (√x-1/√x)​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

first we have to find √x

√x=√(1)^2+2*1*√2+(√2)^2

since a^2+2ab+b^2=(a+b)^2

√x=√(1+√2)^2

√x=1+√2

now find 1/√x by rationalizing

by rationalizing we get

1/√x=√2-1

√x-1/√x=1+√2-(√2-1)

√x-1/√x=2