if x=a 2/a-1, then express x-3/x 1 in terms of a?
Emraan
7 Apr, 2021
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VTPETERS2002
5 years ago
To do that,
Substitue x=a 2/a-1 into x-3/x 1
(a2/a-1)- 3/(a 2/a-1)
= (a 2/a-1)-2
Jerrycurl12
5 years ago
(a+2/a-1 -3)/a+2/a-1 +1
[a+2- 3(a-1)/a-1]/[a-2+1(a-1)/a-1]
=[(a+2-3a+3)/a-1]/[(a-2+1-1)/a-1]
=(5-2a/a-1)/(-2+a)/a-1
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