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Let a, b, c be three number such that a+...

Let a, b, c be three number such that a+2b+4c=0. Then the equation `ax^2+bx+c=0`

A

has both the roots complex

B

has its roots lying within `-1ltxlt0`

C

has one of roots equal to 1/2

D

has its roots lying within `2ltxlt6`

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The correct Answer is:
C
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