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Choose the correct option for a polynomi...

Choose the correct option for a polynomial:
(i) 3x+2 (ii) 7x+1=0
(iii) `5x^(4)+3x^(2)+1=0` (iv) `x^(3)+3x^2+1`

A

I amd ii

B

I & iii

C

ii & iv

D

I & iv

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