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If x^(2)+2 a x+(10-3 a) gt 0 for all x, ...

If `x^(2)+2 a x+(10-3 a) gt 0` for all x, then

A

`a lt -5`

B

`-5 lt a lt 2`

C

`a gt 5`

D

`2 le a le 5`

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The correct Answer is:
A
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