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May 31, 2016
Posted by **Crystal** on Friday, June 26, 2009 at 5:02pm.

Let f(x) = 6/x-1 and g(x)= 1+3/x

Please find the composite function (fog)(x)

- Algebra -
**Reiny**, Friday, June 26, 2009 at 5:14pmI will assume you mean f(x) = 6/(x-1) and g(x)= 1+(3/x)

(fog)(x) means f(g(x))

so f(g(x))

= f((1+3/x)

= 6/(1+3/x - 1)

= 6/(3/x)

= 6(x/3) = 2x