Question

If x=9-4√5,then √x-1/√x=​

Answer 1

Answer:

आचार

Step-by-step explanation:

आचार 27+ 2=2 l9 v aji 21 -2 = 2 +2

Answer 2

Answer:

y=+4,−4

Step-by-step explanation:

Given,

x=9+45

=>x1=9+451×9−459−45

=>x1=9−45

Let y=x−x1

Squaring both sides,

y2=x+x1−2

=>y2=9+45+9−45−2

y=+4,−4

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