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Mathematics 12 Online
OpenStudy (anonymous):

Use a function composition to show that these two are inverses (1-2x)3x and f(x) 1/3x+2

OpenStudy (er.mohd.amir):

put (1-2x)/3x in palce of x in f(x)

OpenStudy (anonymous):

@Er.Mohd.AMIR thank you I appreciate your help, but can you explain a little more please?

OpenStudy (er.mohd.amir):

invers of 2 is 1/2 that is multiply of both 2*(1/2) give 1 so if after subsitute value f(x) is 1 then both are inverse each other.

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