Question

If [x-1/x] =8 find the value of (i) (x+1/x) 2 (x²-1/x²)​

Answer 1

Answer:

(i)-6

(ii)-48

Step-by-step explanation:

(x-1/x)=8

x-1=8x

-1=7x

∴x=-1/7

(i) [(-1/7)+1]/-1/7=6/7x7/-1=-6

(ii)](1/49)-1]/1/49=-48/49x49/1=-48

Answer 2

First bit is the right answer ok plz

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