Question

x+1/x=5 then x2+1/2=? a) 25 b) 10 c) 23 d) 27​

Answer 1

Step-by-step explanation:

We have ,x- 1/x=5

Then x-1=5x

5x-x=-1

4x=-1

X=-1/4

Now we have the value of x

X^2-1/x^2=(-1/4)^2-1/(-1/4)^2=(1/16)-1/( 1/16)

(-15/16) × 16/1= -15

Answer 2

Answer:

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