Answers
Answered by
2
Step-by-step explanation:
mention value of x and y as mentioned
if so, put the formula
let x be X and 1/x be y
x²+1/x²=(x-y)²+2xy
=102²+2× value of x × y
thank you hope it helps you
Answered by
8
Answer:
The value of x - 1/x is ±10
Step-by-step explanation:
Given :
To find :
the value of x - 1/x
Solution :
We know that,
(a - b)² = a² + b² - 2ab
Put a = x and b = 1/x,
Therefore, the value of x - 1/x is ±10
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