Question

( fog ) ( x ) = 2x/x+3
jika f (x) = x +1
berapa nilai g (x) ?
tolong dijawab beserta caranya trims
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Answer 1

g(x)+1= 2x/(x+3)

g(x) = {2x/(x+3)} - 1

g(x) = 2x-x-3/x+3

g(x) = x - 3/x+3