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Grade: 12
        
f(x)=Sgn(x) and g(x)=x(x2-5x+6). Then functiion f{g(x)} is discontinuous at
1. Infinitely many points
2. Exactly one point
3. Exactly three points
4. No point
4 years ago

Answers : (2)

bharat bajaj
IIT Delhi
askIITians Faculty
122 Points
							The roots of g(x) is 0,2 and 3.
Hence, f(g(x)) would change sign at these three points. Hence, it is discontinuos at these 3 points.
Answer is 3)
Thanks
Bharat Bajaj
IIT Delhi
askiitians faculty
4 years ago
Arun Kumar
IIT Delhi
askIITians Faculty
256 Points
							Hi

Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty
4 years ago
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