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Please explain the last three steps in the solution shown in the attached image.

Please explain the last three steps in the solution shown in the attached image.

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Grade:10

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

Its an inverted parabola and the second condition is of the discriminant

further steps will now be clear to you

Regards
Vikas TU
14149 Points
4 years ago
Dear student 
Please ask single question in a thread , 
It will be easier for us to ans. 
Good Luck 
Cheers 

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