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The equation formed by decreasing each r...

The equation formed by decreasing each root of `ax^(2) +bx +c= 0` by 1 is `2x^(2) +8x+2= 0`, then

A

`a= -b`

B

`b = -c`

C

`c=-a`

D

`b=a+c`

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The correct Answer is:
B
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