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let A and B be the arbitrary real number find the smallest natural number b for which the equation x2+ 2(a+b)+(a-b+8)=0 has unequal roots for all a belongs to R

let A and B be the arbitrary real number find the smallest natural number b for which the equation x2+ 2(a+b)+(a-b+8)=0 has unequal roots for all a belongs to R
 
 

Grade:11

1 Answers

Arun
25763 Points
2 years ago
Dear Anupam
 
I a getting my answer as 
 b> 33/8
 
hence natural number satisfying b = 5
 
Regards
Arun (askIITians forum expert)

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