(x+1/x)=4 then find (x-1/x)
Answers
Answered by
2
given,
x+1/x=4
squaring on both sides
(x+1/x)²=4²
x²+1/x²+2*x*1/x=16
x²+1/x²=14
now (x-1/x)²=x²+1/x²-2=14-2=12
x-1/x=√12
x+1/x=4
squaring on both sides
(x+1/x)²=4²
x²+1/x²+2*x*1/x=16
x²+1/x²=14
now (x-1/x)²=x²+1/x²-2=14-2=12
x-1/x=√12
Answered by
0
Ans with statement is in attachment
Attachments:

Similar questions
English,
10 months ago
Hindi,
10 months ago
English,
10 months ago
Physics,
1 year ago
Social Sciences,
1 year ago