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यदि ax^(2) + bx + c = 0, x में एक सर्वसम...

यदि `ax^(2) + bx + c = 0`, x में एक सर्वसमिका है, तो

A

`x = (-b pm sqrt(b^(2) - 4ac))/(2a)`

B

`c = 0 , x = 0 , x = (-b)/(a)`

C

`c = 0 , x = (-b)/(a) , x = (b)/(a)`

D

a = 0 , b = 0 , c = 0

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