# If #f(x)=mx-2# , #g(x)=(3x+2n)/6# and #(g@f)(x)# is a unit function, what is #m+n# ?

##### 1 Answer

Jul 14, 2016

#### Explanation:

Supposing that

or

then

then

Jul 14, 2016

Supposing that

or

then

then

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