Grade 12th passIIT JEE Entrance Exam
If 6 lies between the root of the equation x2+2(a-3)x+9, then a belong to?
If 6 lies between the root of the equation x2+2(a-3)x+9, then a belong to?
1 Answer
Arun
Dear student
If 6 lies between the roots then
f(6) less than 0
Hence
36 + 12a -36 +9 less than 0
a less than -3/4
Hope you understand
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