If x^+1/x^=27 find the value of x -1/x
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Use formula (a-b)^2
Now
(X - 1/X)^2 = x^2 +1/x^2 -2
(X -1/X)^2 = 27 -2
(X -1/X)^2 = 25
X -1/X = √25
X -1/X = 5 ANS
______________________
Hope it's helpful ✌☺
##############
Use formula (a-b)^2
Now
(X - 1/X)^2 = x^2 +1/x^2 -2
(X -1/X)^2 = 27 -2
(X -1/X)^2 = 25
X -1/X = √25
X -1/X = 5 ANS
______________________
Hope it's helpful ✌☺
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