answer this fast please.....
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x⁴ +1/x⁴= 322
Adding 2(x²×1/x²) on both sides,
x⁴+1/x⁴ +2 = 322+2
(x²+1/x²)² = 324
x²+1/x² = √324
x² +1/x² = 18
subtract 2(x²+1/x²) from both sides,
x²+1/x²-2 = 18-2
(x-1/x)² = 16
x-1/x=4
.
. I hope this will help you
-by ABHAY
Adding 2(x²×1/x²) on both sides,
x⁴+1/x⁴ +2 = 322+2
(x²+1/x²)² = 324
x²+1/x² = √324
x² +1/x² = 18
subtract 2(x²+1/x²) from both sides,
x²+1/x²-2 = 18-2
(x-1/x)² = 16
x-1/x=4
.
. I hope this will help you
-by ABHAY
deeksha2693:
very helpful to me ...thank you
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3
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