Decide Whether the Composite Functions, F ° G and G $$f ( x ) = 2 x , \quad g ( x ) = \frac { x } { 2 }$$

question 112

Multiple Choice

Decide whether the composite functions, f ° g and g ° f, are equal to x.
- $$f ( x ) = 2 x , \quad g ( x ) = \frac { x } { 2 }$$

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

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