if x + 1/x =a and x - 1/x =b then find a^2 - b^2
Answers
Answered by
1
Answer:
The ans is 2 / x²
Hope it helps you
Answered by
0
Answer:
0
Step-by-step explanation:
a = x+1/x
b = x-1/x
a^2 - b^2 = (a-b) (a+b)
= { x+1-x-1/x} { x+1+x-1/x}
= { 2x/x} { 0/x}
= 0
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