If set of values of ‘
’ for which 
is positive for exactly three distinct negative integral values of 
is 
, then the value of 
is equal to
If set of values of ‘’ for which is positive for exactly three distinct negative integral values of is , then the value of is equal to
Question ID - 153687 | SaraNextGen Top Answer
If set of values of ‘’ for which is positive for exactly three distinct negative integral values of is , then the value of is equal to
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If set of values of ‘ |
1 Answer
127 votes
Answer Key / Explanation : (4) -
(4)
Here, roots of the equation
are 2 and 
, and 
. 
should be positive for exactly three negative integral values of 
Therefore, graph of 
must be a downward parabola passing through 
and 
and 
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127 votes
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