Question

x2+1/x2 = 5 find the value of x-1/x​

Answer 1

in this question the value of x minus one by X is I think it is 23

Answer 2

Answer:

we have

• X2 +1/X2 = 5

we have to find x- 1/x

squaring x- 1/x

X2 +1/X2 -2( x) (1/x)=( x-1/x)²

X2 +1/X2 -2= ( x-1/x)²

5-2= ( x-1/x)² (x2+1/x2 = 5)

3= ( x-1/x)²

root3 = x-1/x

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