One lies between the roots of the equation -x^2+ax+a=0, a R if and only if a lies in the interval

JEE Main Mathematics question

One lies between the roots of the equation , if and only if lies in the interval

Answer: (A)

Let ; it opens downward, so lies strictly between the roots iff . ,

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-013697