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Let g(x)=1+x-[x] and f(x)={:{(-1","x<0),...

Let `g(x)=1+x-[x]` and `f(x)={:{(-1","x<0),(0","x=0),(1","x>0):}`
Then for all x,f(g(x)) is equal to :

A

x

B

1

C

f(x)

D

g(x)

Text Solution

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The correct Answer is:
B
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