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For what values of a does the equation (2-x)(x+1)=a posses real and positive roots ? Please provide the solution ( The given soln is ( 2 , 17/4 ).Is it correct ???)

For what values of a does the equation
(2-x)(x+1)=a posses real and positive roots ?
Please provide the solution
( The given soln is ( 2 , 17/4 ).Is it correct ???)

Grade:11

3 Answers

piyush soni
14 Points
7 years ago
i Have applied D>=0 , -b/2a>0 and f(0)>0 but still not getting the answer
piyush soni
14 Points
7 years ago
i Have applied D>=0 , -b/2a>0 and f(0)>0 but still not getting the answer
piyush soni
14 Points
7 years ago
i have got ( 2 , 9/4 ] 

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