Asked by Kathy
If f(x) = x + 1; and g[f(x)] = x; what is g(x)?
PLEASE HELP!
PLEASE HELP!
Answers
Answered by
MathMate
"If f(x) = x + 1; and g[f(x)] = x; what is g(x)? "
if f(x) = x+1
and g(f(x)) = g(x+1) =x ....(1)
What rule would convert (x+1) to x for all values of (x+1)?
Note: In this particular case, where f(g(x))=x, we call g(x) the inverse of f(x).
if f(x) = x+1
and g(f(x)) = g(x+1) =x ....(1)
What rule would convert (x+1) to x for all values of (x+1)?
Note: In this particular case, where f(g(x))=x, we call g(x) the inverse of f(x).
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