Question

If x=3+2√2, find the value of [x-1/√ x

Answer 1

Answer:

Step-by-step explanation

x-1/√x

3+2√2-1/√{3+2√2}

2+2√2/√{(√2)^2+(1)^2+2√2}

2+2√2/√{(√2+1)^2}

2√2+2/√2+1

2(√2+1)/(√2+1)

2 answer

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