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Let f:[0.1] rarr[0,1] and g:[0,1] rarr[0...

Let `f:[0.1] rarr[0,1]` and `g:[0,1] rarr[0,1]` be two functions defined by `f(x)=(1-x)/(1+x)` and `g(x)=4 x(1-x)`, then `f . o g(x)=`

A

a.`(8 x(1-x))/((1+x)^(2))`

B

b. `(4(1-x))/(1+x)`

C

c.`(1-4 x+4 x^(2))/(1+4 x-4 x^(2))`

D

d.`none of these`

Text Solution

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The correct Answer is:
C
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