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If X+1/x = 4 find x-1/x
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6 votes
If X+1/x = 4 find x-1/x

User Rahul Lodha
by
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1 Answer

9 votes
x+1=4x
1=3x
x=1/3

(1/3)-1/(1/3)
(-2/3)/(1/3)
-2
User Evaristo
by
5.4k points
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