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If |{:(a,a+x^(2),a+x^(2)+x^(4)),(2a,3a+2...

If `|{:(a,a+x^(2),a+x^(2)+x^(4)),(2a,3a+2x^(2),4a+3x^(3)+2x^(4)),(3a,6a+3x^(2),10a+6x^(2)+3x^(4)):}|`
=`a_(0)+a_(1)x+a_(2)x^(2)+a_(3)x^(3)+a_(4)x^(4)+a_(5)x^(5)+a_(6)x^(6)+a_(7)x^(7)` and f(x) =+`a_(0)x^(2)+a_(3)x+a_(6)` then

A

`f(x)gt=0,forallin R if agt0`

B

f(x)=0, only if a=0

C

f(x)=0, has of a=0 f(x) =0 has equal roots

D

f(x)=0, has more than two root if a=0

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The correct Answer is:
A, B, C, D
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