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```        if f(x) = -1, x<0
0, x=0
1, x>0
and g(x) = x(1 - xsquare)
then f(g(x)) is continuous for
a R
b R - {0}
c R - {0,1}
d R - {-1,0,1}```
7 years ago

16 Points
```										Dear iit jee , G(x) = x(1-x^2)        G(x ) > 0  when  - infinity < x < -1 &  0 < x < 1      = 0  when  x = -1 & 1      < 0  when  -1 < x < 0  &  1 < x < infinity Hence fog(x) = -1  when - infinity < x < -1 &  0 < x < 1                        =  0  when  x = -1 & 1                         =  1  when -1 < x < 0  &  1 < x < infinity hence the function is discontinous at -1 ,0,1       Please feel free to post as many doubts on our discussion forum as you can. If you find any question Difficult to understand - post it here and we will get you the answer and detailed solution very quickly. We are all IITians and here to help you in your IIT JEE preparation. All the best iit jee !!!Regards,Askiitians ExpertsChaitanya Sagar
```
7 years ago
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