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question mark

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

Sheetal , 9 Years ago
Grade 10
anser 2 Answers
Saurabh Koranglekar
Dear student

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

further steps will now be clear to you

Regards
Last Activity: 6 Years ago
Vikas TU
Dear student 
Please ask single question in a thread , 
It will be easier for us to ans. 
Good Luck 
Cheers 
Last Activity: 6 Years ago
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