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the number of integral solutions of alpha for which for which the above question is valid

the number of integral solutions of  alpha for which for which the above question is valid

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Grade:12

1 Answers

Pavan Kumar
32 Points
6 years ago
Dear student,
the graph of quadratic should be downward because if the graph is upward it can be positive for infinite value of negative integers so    
\alpha\alpha-3 is always \alpha
so the given equation becomes 
\alpha x2+(3-2\alpha)x-6 factorizes into (x-2)(\alphax+3)
roots are 2,-3/\alpha
exactly 2 integers are present in between roots so 1 and 0 or 3 and 4
case 1: 1 and 0 are the integers
so -3/\alpha\alpha>0 but \alpha
case 2: 3 and 4 are the integers 
so -3/\alpha > 4 :  \alpha>-3/4 and \alpha\alpha is integer so the possible values of \alpha are none 
finally o possible values of \alpha
             

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