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Sum of real roots of the euation |{:(1,4...

Sum of real roots of the euation `|{:(1,4,20),(1,-2,5),(1,2x,5x^(2)):}|=0` is

A

`-1,-2`

B

`-1,2`

C

`1,-2`

D

`1,2`

Text Solution

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The correct Answer is:
B
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