Question

if x=3+2√2,find value of √x-1/√x​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

Answer:

x=3+2√2

1/x=1/(3+2√2)

=1/(3+2√2)*(3-2√2)/(3-2√2)

=(3-2√2)/9-8

=(3-2√2)

1/x=(3-2√2)   adding x

x+(1/x)=(3-2√2)+(3+2√2)

x+(1/x)=6

x+(1/x)=2+4

x+(1/x)-2=4

(√x-1/√x)^2=4

√x-1/√x=+2,-2

tep-by-step explanation: