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If a + b + c >(9c)/4 and quadratic equa...

If `a + b + c >(9c)/4` and quadratic equation `ax^2 + 2bx-5c = 0` has non-real roots, then-

A

`a gt 0 , c gt 0`

B

`a gt 0 , c lt 0`

C

`a lt 0 , c lt 0 `

D

` a lt 0 , c gt 0`

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The correct Answer is:
B
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