Quiz 1 Quiz 1                              Friday, March 9, 2001



NAME:

Student Number:------            No.----           Marks ----






(20 Marks) Let f(x) = [x/(x-1)]. Find and simplify the value


f(1/f(x))

Solution.


f(1/f(x))
=
1/f(x)
1/f(x)-1
=
1
1-f(x)
=
1
1-x/(x-1)
=
x-1
(x-1)-x
=
1-x.




File translated from TEX by TTH, version 2.79.
On 3 Apr 2001, 10:53.