x+1/x=5,
a) x-1/x=?,
b) x^4-1/x^4=?
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x+1 = 5x
1 = 4x
=> x= 1/4
Now,
( a) x-1/x = (1/4-1 ) / 1/4 = -3/4/1/4 = -3
(b) x^4- 1 / x^4 = (x^4) - (1)^4 / (x^4) = (-3)^4 = 81
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1 = 4x
=> x= 1/4
Now,
( a) x-1/x = (1/4-1 ) / 1/4 = -3/4/1/4 = -3
(b) x^4- 1 / x^4 = (x^4) - (1)^4 / (x^4) = (-3)^4 = 81
HOPE IT WILL HELP U. . . . . . . . .
PLZ MARK MY ANSWER AS BRAINLIEST! ! ! ! ! ! ! ! ! !
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