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Decide Whether the Composite Functions, F f∘gf \circ g Nd g∘f\mathbf { g } \circ \mathrm { f }

Question 127

Multiple Choice

Decide whether the composite functions, f f∘gf \circ g nd g∘f\mathbf { g } \circ \mathrm { f } f, are equal to x.
- f(x) =1x,g(x) =xf ( x ) = \frac { 1 } { x } , g ( x ) = x


A) Yes, no
B) No, no
C) Yes, yes
D) No, yes

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