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Grade 12th passDifferential Calculus

I have attached the image of the problem.Correct options mentioned in solutions was A,B,D .
I got A,B but could not understand how C is also answer

Question image for I have attached the image of the problem.Correct
Profile image of Praveen Kumar Das
6 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
6 Years ago
Dear student
 
As if x greater than 1 then ln x is positive as base(e) and argument will also be same side of 1
hence y is positive.
 
Also x – 1 will also be positive
 
hence y is greater than x – 1
 
hence option C is correct

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