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If both the roots of ax 2 +bx+c=0 lies between -1 and +1, also c>0, then which of thefolliwng is/are correct.? A)a B)a+|b|+c C)b 2 >=0 D)b/a
If both the roots of ax2+bx+c=0 lies between -1 and +1, also c>0,thenthe graph would be parabola dowbwards as the intercept is positive.Hence a would be negative.and given that -b/2a lies in interval (-1,1).Hence, b can be both positive and negative.Correspondingle satifying the options accordingly.
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